COVID-19: Why reacting early and aggressively is the key to avoiding crisis; How the Greenland Ice Sheet is melting from the bottom up; Squat, don’t sit: The way we are sedentary could make a big difference in our health; SmartICE: Supporting Inuit knowledge of the landscape with technology.

‘It’s like you have a hand again’ — A major breakthrough in robotic limb technology; Is damming the entire North Sea a realistic way to defend against sea level rise?; Your dog’s cold wet nose may help it ‘see’ in infrared; Ancient ocean crust suggests Earth was once almost entirely covered in water; The tale of the two female pilots who could have been the first women in space; Would leaving compostables in with the garbage help break the garbage down?

We may have passed the tipping point in the COVID-19 coronavirus outbreak; Whales may migrate to warm water for a full body exfoliation; Long-lived trees may have found the cellular secret to theoretical immortality; We've been cloud seeding for decades, but now we finally know if it works; Walrus knocking, seals trilling — these are the sounds of the Arctic; Why do some animals lay eggs, and others give live birth?

The Dose is a new weekly podcast that answers everyday health questions like: What vaccines do adults need? Does your Fitbit actually make you fitter? Or, should I bother taking vitamins? Dr. Brian Goldman and the team behind White Coat Black Art bring you the best science from top experts in about the same amount of time as an appointment with your GP. Subscribe to The Dose at smarturl.it/thedosecbc

Tracking the spread of viruses in live animal markets by building one in a lab; The largest turtle that ever lived had fighting horns on its shell; NASA's building a robot to explore Jupiter's moon Europa - from underneath it's icy shell; Vivid and fabulous jewel beetles actually use their colours for camouflage; Why the way we talk about climate change makes some people stop listening; How can planes travel against the rotation of the Earth?

Wheat and potatoes in Nunavut? Climate change could bring agriculture to the North; Arrakoth reveals how the solar systems building blocks were built; The secret to flight in birds and bats is not just wings, it’s guts; Bringing 'two eyed seeing' — indigenous knowledge and science to fisheries conservation; Canadian scientists engineer self-cleaning surface that can repel dangerous bacteria; Do other planets in the solar system have orbital tilt and seasons?

Treating the coronavirus: improvising now, but with real hope on the horizon; ‘Parentese’ is not just baby talk. It boosts baby’s language skills; Gunshot-loud underwater clapping could be how grey seals intimidate rivals and attract mates; New implantable nerve guide tricks severed nerves into growing together again; Pathway to Mars — Can we get astronauts to Mars sane and healthy?; Has smoke and soot from the Australian wildfires made its way to the Antarctic?

Tracking coronaviruses post SARS — how science has made for rapid response; Wiring jellyfish for speed — what modding a sea creature can tell us about the ocean; Me-owch — could resting cat face tell us about kitty’s pain?; Forget face recognition — an AI can tell who you are by how you dance; Canada’s newest astronaut is a scientist fascinated by fire.

Intermittent fasting — why not eating (for a bit) could work for weight loss and health; Brewing a better espresso with less coffee and more math; Bringing biology to bricks — concrete details on how to grow building materials; Avast! Scurvy is still a health issue in 21st century Canada; Fangs very much. Scientists use stem cells to make snake venom — without the snake; How come I can’t tolerate spicy foods, but my kids can?

‘A billion animals gone’ — understanding the effects of Australia’s fires on wildlife and people; Pass the popcorn - scientists are playing 3D movies to cuttlefish; The cost of coal - pollution takes lives, but also costs food; Cape Breton fossils are the oldest evidence of parental behaviour; Burned roots are the first evidence of humans cooking vegetables and sharing food; Why do we seem to generate so much poop?