Quirks & Quarks

 
 

Quirks & Quarks

Quirks & Quarks is Canada's award-winning national science program. Every week, host Bob McDonald  presents the people behind the latest discoveries in science, technology, medicine and the environment  - from the smallest sub-atomic particle to the largest objects in the sky and everything in between.

Updated: Fridays
Download episodes from this podcast for: 6 months
Visit Show Site: http://cbc.ca.mevn.net/radio/quirks
Quirks Podcast Segments Quirks & Quarks - Segments


All podcast episodes

Use the links below to download a file.

Is China winning the race to the moon, Pig heart transplants, cute aggression, dust is alive, frogs sing in the city and science engineers the perfect christmas tree

China's race to the moon - their new lander is a small step towards a great leap; A transplanted pig's heart lives for months in a baboon - is a human trial next?; Is that baby so adorable you want to eat it up? You're committing 'cute aggression'; Your dust bunnies are alive but fighting them with antibacterials is a bad idea; Frogs sing a rich song in the city but a simpler tune in the country; Science gets the holiday spirit and produces the perfect Christmas tree; Cognitive abilities vary among humans, is the same true of other species?

Download Is China winning the race to the moon, Pig heart transplants, cute aggression, dust is alive, frogs sing in the city and science engineers the perfect christmas tree
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Why are users taking fentanyl, making stuff with moon dust, an app to detect anemia, why octopuses are smart, the real bad guy in Alzheimer's and an absence of volcanoes?

Drug users aren't choosing dangerous fentanyl - they don't know what's in their drugs; Selfies for health - a smartphone app can detect anemia; Making it on the Moon - 3D printing useful stuff with moon dust; The octopus might have traded its shell for intelligence; Have researchers been wrong about Alzheimer's? A new theory challenges the old story; What would happen to Earth if there were no volcanoes?

Download Why are users taking fentanyl, making stuff with moon dust, an app to detect anemia, why octopuses are smart, the real bad guy in Alzheimer's and an absence of volcanoes?
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Genetically edited babies, Fast Radio Bursts, Spinal Injury patients walk again, Improving the science around medical devices, what makes words funny and bon voyage David Saint-Jaques

Will the 'rogue science' that created genetically edited babies lead to backlash against research?; Mysterious fast radio bursts from space: Five explanations for what they could be; Spinal injury patients take steps again thanks to spinal pacemaker; A lack of scientific data behind medical implants could seriously hurt Canadians; That sounds funny - the science behind why certain words make us laugh; Canadian Astronaut David Saint-Jacques will get to watch the world go around.

Download Genetically edited babies, Fast Radio Bursts, Spinal Injury patients walk again, Improving the science around medical devices, what makes words funny and bon voyage David Saint-Jaques
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Accidental domestication, a solid-state electric airplane, the science of gender identity, InSight lands on Mars, bat and dolphin sonar crosstalk and how birds find seeds.

Captive rearing can accidentally change animals so they may not survive in the wild; A new plane with no moving parts flies by electrifying the air; Scientist refutes notion that gender identity is an 'unscientific liberal ideology'; Mars-quakes may shake the red planet, and NASA's new lander will detect them; How bats and dolphins use their sonar when everyone's talking at once; How do birds find seeds?

Download Accidental domestication, a solid-state electric airplane, the science of gender identity, InSight lands on Mars, bat and dolphin sonar crosstalk and how birds find seeds.
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Greenland asteroid impact, short people in the rainforest, reef islands and sea level, stealth moths, walking on water and climbing the walls and is the night sky changing?

An asteroid impact on Greenland left a massive crater under the ice; Will coral reef islands rise or fall? It's a greenhouse-gas paradox; How moths evolved a kind of stealth jet technology to sneak past bats; Tiny people have evolved in rainforests because it's where tiny steps are better; The mysteries of animal movement - how they walk on water and climb up walls; What are the visible changes in the night sky in the last 3,000 years?

Download Greenland asteroid impact, short people in the rainforest, reef islands and sea level, stealth moths, walking on water and climbing the walls and is the night sky changing?
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Bitcoin's energy costs, beatboxers invent new sounds, wind farms change lizards, chucking salmon for science, piranha barking, smells and mapping, and heat and humidity.

Bitcoin mining uses more energy than mining for real gold; Beatboxers have invented whole new ways of making sounds; Wind farms in India are driving a population boom of skinny, fearless lizards; For 20 years, scientists have been chucking fish into the forest. Here's why; Barking piranhas and screeching catfish are the sounds of the Amazon River; Sniffing your way around - our brains are built to navigate by scent; Why does humidity make us feel hotter in the summer and colder in winter?

Download Bitcoin's energy costs, beatboxers invent new sounds, wind farms change lizards, chucking salmon for science, piranha barking, smells and mapping, and heat and humidity.
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Tai Ask Why: Bonus

We interrupt your usual Quirks & Quarks podcast feed with a little bonus this week. It's called "Tai Asks Why" and it's hosted by a curious young fellow named Tai Poole - an 11-year old! - who's on a mission to solve the mysteries of life, love and science.

Download Tai Ask Why: Bonus
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Politics puts the Amazon at risk, the problem with probiotics, biggest bird was blind, transforming robots, the origins of chocolate and why fish aren't salty.

The 'Trump of the Tropics' is now in charge of the lungs of the planet. Here's why that's scary; Probiotics probably aren't making you well, and they could make you sicker; The biggest bird in history might have been blind as a bat; A step towards Optimus Prime - transforming robots can reshape themselves; Aged chocolate: Archeologists find evidence of 5000 year old chocolate drink; Why are salt water fish not salty to eat?

Download Politics puts the Amazon at risk, the problem with probiotics, biggest bird was blind, transforming robots, the origins of chocolate and why fish aren't salty.
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Neanderthal nursing, Antarctica's singing snows, Fish and hook injuries and more, Our purple planet, Evolution goes to town and why two ears don't hear louder than one.

Neanderthals nursed their sick and injured back to health with ancient medicine; Listen to the Antarctic ice sheet sing a song of melting ice; There's a catch to 'catch and release:' hook injuries interfere with fish feeding; Purple reign: life on Earth might once have been dominated by purple micro-organisms; Evolution is going uptown as plants and animals adapt to city life; Why is the sound we hear in two ear buds not twice as loud as the sound from one?

Download Neanderthal nursing, Antarctica's singing snows, Fish and hook injuries and more, Our purple planet, Evolution goes to town and why two ears don't hear louder than one.
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Climate change and beer shortages, an omnivorous shark, the dung beetle's babysitting STI, biological explorers in the BC back-country, why you don't go blind when you blink and why you don't sneeze when asleep.

Beer shortages could be a consequence of climate change thanks to barley crop failures; A dung beetle's genital worms will help care for its offspring; A meat eater chooses a side of seagrass - this shark's an omnivore; Rain, spiders and bears are all part of discovering Canada's backcountry biology; Why you don't go momentarily blind when you blink; Why don't we sneeze when we're asleep?

Download Climate change and beer shortages, an omnivorous shark, the dung beetle's babysitting STI, biological explorers in the BC back-country, why you don't go blind when you blink and why you don't sneeze when asleep.
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The Great Canadian Ganja Experiment - The Science of Cannabis: Quirks & Quarks explores the questions researchers want to answer with the dawn of legal recreational use

Cannabis and the brain: the knowns and the big unknowns; What's in a pot plant? Exploring the genes of your favourite ganja; Cultivating cannabis: Five tips on how to grow your own a bit better at home; Cannabis in a van: American researchers get creative to study high-potency products; Addiction and cannabis: it's real and this is what you need to know about it.

Download The Great Canadian Ganja Experiment - The Science of Cannabis: Quirks & Quarks explores the questions researchers want to answer with the dawn of legal recreational use
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Canada's newest Nobel laureate, reading surgeons' minds, sniffing out shark water, a moon in an alien solar system and women and autism underdiagnosis

Canada's latest Nobel winner is a 'laser jock' who loves the lab; Researchers are reading doctors' brains to see how good they are at surgery; 'Smelling' for shark DNA to see if it's safe to go back in the water; Watching a moon rise - in a solar system 8000 light years away; Thousands of women with autism may be going undiagnosed because it's a 'male disorder'.

Download Canada's newest Nobel laureate, reading surgeons' minds, sniffing out shark water, a moon in an alien solar system and women and autism underdiagnosis
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Narcolepsy shows the importance of sleep, bird voiceboxes, neutron star nuclear pasta, manta rays and filtering water, a UV sensing wristband and the colour of bird poop

What this man with narcolepsy can teach us about getting better sleep; Bird song is unique as well as beautiful - no other animal makes noise this way; 'Nuclear pasta' on a neutron star could support mountains centimetres tall; How manta rays eat could be the secret to filtering pollution from water; No more sunburns: a simple wristband helps us get just the right amount of sun; Why is bird poop white?

Download Narcolepsy shows the importance of sleep, bird voiceboxes, neutron star nuclear pasta, manta rays and filtering water, a UV sensing wristband and the colour of bird poop
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Hurricane floods move the earth, octopuses on ecstasy, greening the Sahara, Gulf of St. Lawrence gasping for air, an elephant queen, and what happens to flushed opioids

We can forecast the hurricanes. Can we figure out how to forecast their floods?; Octopuses on ecstasy: The party drug leads to eight-armed hugs; The Sahara's wind and sun could power the world, and turn the desert green; The Gulf of St. Lawrence is running out of oxygen thanks to climate change; Elephant families are very like ours, according to the filmmakers of 'The Elephant Queen'; What happens when opioids are released into the environment?

Download Hurricane floods move the earth, octopuses on ecstasy, greening the Sahara, Gulf of St. Lawrence gasping for air, an elephant queen, and what happens to flushed opioids
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Summer Science - Camping under a volcano, plastic in beluga bellies, Arctic char and climate change, water filters for african villages and CO2 from forest fires

The moment they arrived, the volcano began exploding; Digging deep in a beluga whale's belly looking for plastic pollution; Will the water be too warm for fish to spawn? Studying climate change and Arctic char; Canadian engineering talent helps develop water filters in Africa; How do CO2 emissions from forest fires compare to those from fossil fuels?

Download Summer Science - Camping under a volcano, plastic in beluga bellies, Arctic char and climate change, water filters for african villages and CO2 from forest fires
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What to save? Making hard choices in the conservation of wild animals and wild spaces

How we make decisions about what to save, and do we explore the idea of "conservation triage." So do we choose pipelines or killer whales? And is this an argument about money - or about values that transcend it?

Download What to save? Making hard choices in the conservation of wild animals and wild spaces
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Gene editing for muscular dystrophy, wildfire prediction, Zika fizzles, extinct cave bears' DNA legacy, Russians miss a missile, fake news vaccine and is the Earth gaining weight.

Gene editing fixes muscular dystrophy in dogs - and humans could be next; Soot and smoke are the secret to predicting how forest fires might behave; The Zika epidemic 'vaccinated' half of Latin America, so it won't happen again; DNA evidence shows huge cave bears mated with brown bears before they went extinct; One of Russia's missiles is missing - and it could be a secret nuclear disaster; Fake News; How does the Earth's weight change every year?

Download Gene editing for muscular dystrophy, wildfire prediction, Zika fizzles, extinct cave bears' DNA legacy, Russians miss a missile, fake news vaccine and is the Earth gaining weight.
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An ancient human hybrid child, making universal blood, parasites parasitize each other, drones protect airports from birds, machine learning transcends humans and wildfires and wildlife.

'Completely mind-blowing' discovery of a hybrid of two extinct human species; Making blood types obsolete - researchers convert blood to universal donor; When one parasite sucks the life out of another parasite; Drone 'sheepdogs' steer flocks away from airports to prevent bird strikes; A machine learning system called Alpha Go zero makes a major leap forwards; What are the impacts of forest fires on wildlife?

Download An ancient human hybrid child, making universal blood, parasites parasitize each other, drones protect airports from birds, machine learning transcends humans and wildfires and wildlife.
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August 18, 2018: Canada bans neonics, tracking animals from space, elephant zombie gene, repelling elephants to save from poachers, and growing enough food.

Canada bans neonic pesticides implicated in bee declines; Tracking animals from space could provide early warning of natural disasters; Elephants have a zombie gene that comes back to life to fight cancer; How do you discourage a pesky elephant? Use bee smells as a repellent; We can't grow enough food to feed the world according to the Food Guide; Low level air pollution costs the economy billions of dollars in lost productivity; If the moon had oceans what would its tides be like?

Download August 18, 2018: Canada bans neonics, tracking animals from space, elephant zombie gene, repelling elephants to save from poachers, and growing enough food.
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August 11, 2018 - Climate change attribution for extreme weather, cockpit air quality, and more Also, predicting adult voices from baby cries, island bird brains bigger than mainland birds, and lobster pain

'Climate change is here' - but is it to blame for the extreme weather this summer? Why the airline industry might want to lower cockpit CO2 levels. A baby's cries can predict the sound of their adult voice. Island birds would likely beat their mainland relatives in a battle of wits. Do lobsters feel pain when we boil them? Why does eating beets make my urine turn pink?

Download August 11, 2018 - Climate change attribution for extreme weather, cockpit air quality, and more Also, predicting adult voices from baby cries, island bird brains bigger than mainland birds, and lobster pain
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August 4, 2018 - Parker Solar Probe to 'touch' the sun, child's brain rewires itself after chunk removed, gut microbes sabotaging weight loss, wolf spider's diet could help cool the Arctic, searching for star dust, and firefly glow

Sun probe set to embark on perilous journey into the 'heart of the fire.' Scientists get a rare glimpse of the brain reorganizing itself after a lobectomy. Darn gut bacteria might be thwarting your weight loss efforts. Arctic spiders spinning new food web as climate warms - and that's a good thing. Your rooftop could be sprinkled with cosmic star dust. Do fireflies glow just at night or do they glow during the day too?

Download August 4, 2018 - Parker Solar Probe to 'touch' the sun, child's brain rewires itself after chunk removed, gut microbes sabotaging weight loss, wolf spider's diet could help cool the Arctic, searching for star dust, and firefly glow
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July 28, 2018 - 'Shark Week' is bad for sharks, Milky Way music, climate change makes fish smell badly. Also, flying a drone by moving your body, rats are bad for coral reefs, hunting bison with fire, and sunscreen and freshwater lakes.

Scientists want a 'fin-ale' to Shark Week shows that hurt sharks. An astronomer turns the motions of our Milky Way galaxy into sweet music. Greenhouse gases will make fish smell worse as the oceans acidify. Piloting a drone with 'body english' beats joysticks hands down. Oh rats! Seabird-eating rodents are hurting coral reefs near tropical islands. Indigenous people hunted bison using fire - and clever manipulation of the landscape. Does sunscreen damage freshwater lake ecosystems?

Download July 28, 2018 - 'Shark Week' is bad for sharks, Milky Way music, climate change makes fish smell badly. Also, flying a drone by moving your body, rats are bad for coral reefs, hunting bison with fire, and sunscreen and freshwater lakes.
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July 21, 2018 - Bread came before agriculture, driving drowsiness, the science of 'Ant-Man,' geese race north, dolphins avoid the bends, Jupiter's new moons and a question of symmetry

A bread recipe from 14,000 years ago: wild oats, barley, wheat and roots. Your car might be trying to kill you by lulling you with sleep-inducing vibrations. The science behind 'Ant-man' - Did they really just put 'quantum' in front of everything? Migrating geese are losing the race north - and their chicks are paying the price. Diving a kilometre down and not getting 'the bends' - how dolphins do it. New moons of Jupiter came from a demolition derby, and it's not over yet. The reason why most animals are symmetrical has to do with their locomotion

Download July 21, 2018 - Bread came before agriculture, driving drowsiness, the science of 'Ant-Man,' geese race north, dolphins avoid the bends, Jupiter's new moons and a question of symmetry
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A biotech rescue for the northern white rhino, smarty-pants parrots brain structure, high-energy neutrino source found, night shifts disrupt our brain and gut clocks, sizing up human roars and more

Lab-made hybrid embryos could save the northern white rhino from extinction; Parrot's unique brain structure explains why they're so smart; Freshly detected 'ghost particle' offers a new way to observe the universe; Night shifts put your brain and gut clocks out of whack; Humans can judge a person's strength from their aggressive roars; Incredible dandelions could hold the key to growing plants on the oil sands; Why do predatory dinosaurs have eyes on the sides of their head?

Download A biotech rescue for the northern white rhino, smarty-pants parrots brain structure, high-energy neutrino source found, night shifts disrupt our brain and gut clocks, sizing up human roars and more
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Curbing violent thoughts, Arctic archaeological treasures at risk, Chernobyl's wandering wolves, tracking Asian hornet bee-killers, our tree-climbing ancestors, the genetics of divorce, and more

A tiny zap of electricity to the brain can reduce violent intentions; The Arctic is melting - putting thousands of archaeological sites at risk; A radioactive wolf was spotted leaving Chernobyl's 'exclusion zone'; Asian hornets chop off the heads of honeybees; Toddler's fossil foot opens window into human evolution; Genetics is a big reason divorce runs in families; Where are we in the Milky Way galaxy?

Download Curbing violent thoughts, Arctic archaeological treasures at risk, Chernobyl's wandering wolves, tracking Asian hornet bee-killers, our tree-climbing ancestors, the genetics of divorce, and more
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A comet from the stars, microbiome and arthritis, polar bear treadmill, engineering a decompression chamber for deep sea fish, and more

Our solar system's first interstellar visitor has its own natural 'rockets'; Your microbiome may be giving you arthritis. How can we understand it better?; Polar bears on a treadmill: why scientists wanted to test their walking metabolism; Engineering a decompression chamber to retrieve fish from the 'twilight zone'; Fossils of our civilization - what humans will leave behind; Do animals have the same sleep requirements as humans?

Download A comet from the stars, microbiome and arthritis, polar bear treadmill, engineering a decompression chamber for deep sea fish, and more
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Lasting effects of trauma in children's brains, catching criminals with 'bacterial fingerprints", Why fur seals can get by without REM sleep, how the Antarctic is rising, and more

Separating children from parents can negatively affect brain development; Identifying criminals by the 'bacterial fingerprints' they leave behind; Seals who sleep with half their brains help explain how humans snooze; Antarctica's rising bedrock could stabilize the ice melt; How long did it take to wipe out the dinosaurs?

Download Lasting effects of trauma in children's brains, catching criminals with 'bacterial fingerprints", Why fur seals can get by without REM sleep, how the Antarctic is rising, and more
[mp3 file: runs 00:54:45]


 

 

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