This Alberta rancher has been called a 'wolf lover' for using no-kill methods to protect cattle; Shark antibodies could be a tool to fight future coronavirus outbreaks; Sniffing out animal DNA in the air could help monitor endangered species; Tiny fish do 'the wave' to scare off predatory birds; Why does smoke disperse but clouds seem to stick together?

How close would you have to be to the source of gravitational waves to physically notice them or for them to do damage?; Where does the rubber from tires go?; Why have humans evolved handedness?; What is the evolutionary advantage of menopause?; Rabbits, mice, rats and horses don't vomit. Why is that?; What is the the environmental impact of space flight, and space tourism in particular?; Why do mammals have a body temperature of approximately 36 degrees Celsius?; Can a laser cut through a mirror?; Is scrapping an old gasoline-powered car and replacing it with a new electric one always better for the environment?; If our bodies completely change all their cells over a period of time, shouldn’t scars disappear as new cells replace damaged ones?

We interrupt your usual Quirks & Quarks podcast feed with a special bonus episode from the CBC Podcast Tai Asks Why. There's a MAJOR event happening in space science, NASA is set to launch the enormous James Webb Space Telescope. Guiding Tai on this starlit path of discovery is Dr. Naomi Rowe-Gurney, a James Webb Space Telescope postdoctoral researcher with the NASA Goddard Space Flight Center and Howard University. More episodes are available at http://hyperurl.co/taiaskswhy

Why humans should embrace our role as meddlers of nature — so that we can do it better; Are we getting closer to practical fusion power? A new book says … maybe; Tips and tricks for convincing a science denier to reconsider their unreasonable beliefs.

Whoops, croaks, groans and growls are the sounds of a healthy coral reef; Young blood can rejuvenate old mice — and scientists are starting to understand why; Ants share vomit to feed each other and communicate within the colony; Study finds wildlife in Fukushima’s exclusion zone show no signs of radiation damage; NASA's 10 billion dollar space telescope is finally going to launch — with CanCon; Do new forests or old ones capture more carbon dioxide from the atmosphere?

Robots made from living cells have learned how to replicate themselves; Exposure to deep red light could help improve age-related vision declines; Solar wind and space dust may explain the presence of much of Earth’s water; Probing the mind-body connection to learn how the brain controls immune responses; Deaf researchers are bringing their unique perspective to the lab and the field.

Researchers studying finger snapping find it’s 20 times faster than the blink of an eye; Pregnant male seahorses grow a placenta to nurture their young; Why an ancient crater in Labrador is the perfect place for astronauts to train for a moon mission; An agile robot that can skateboard, slackline and even fly; This physicist knew years ago that infections like COVID-19 could be airborne; 700 years ago Maori land-clearing left a sooty signature in Antarctica, researchers find.

Scientists trying to understand the people COVID-19 can’t touch; Trapping light earns physicist Sajeev John Canada's most prestigious science prize; Glitter comes in many colours, but this scientists is making a green alternative; NASA is smashing a spacecraft into an asteroid to test a planetary defense system; Why 'Useful Delusions' can sometimes make us vulnerable to misinformation; Why are mosquitoes larger in the spring than in the fall?

HPV vaccine works ‘remarkably well’ to prevent cancer, according to UK study; 12000 years ago an exploding comet turned part of a desert into glass; Asian honeybees sound a screamy alarm when murder hornets attack; Cane toad tadpoles in Australia are cannibalizing smaller cane toad hatchlings; 100 years of insulin: how researchers are hoping to ditch the needles, once and for all.

Baleen whales eat much more than we thought — and fertilize the oceans doing it; Understanding the most important greenhouse gas — water vapour; Fossil evidence suggests sabre-tooth cats cared for each other when injured; Deep-sea pioneer looks back on a career chasing light in the deep, dark ocean; Do plants ever mimic other plants?