Researchers reveal an ancient Roman porta-potty; A rare ‘rogue wave’ is captured by marine scientists; Dogs range in size from tiny to enormous – and the gene behind the variation comes from wolves; A 500 million year old fossil preserves the nervous system of an ancient sea creature; Marking the science and history of timekeeping, tick by tick; Quirks Listener Question. Do we sense light from other places in our body other than our eyes?

The Antarctic’s doomsday glacier is in danger of living up to its name; Why we love – A new book surveys the science of love in all its forms; Neanderthals and humans swapped a cave in France over millennia; Mosquitos see red to find humans to feed on; Astronomers are fighting back against satellite constellations.

What we know about what long COVID is doing to the brain; Seeing gravitational waves from the biggest things in the universe; Kids take note of who you kiss and who shares your ice cream; Climate change could spark fish wars around the globe; Squirrels survive hibernation by having their microbes recycle their pee.

Researchers discover 130,000 new viruses, giving us a new way to watch for emerging pathogens; Chimpanzees aren't monkeys, but they learn by monkey see, monkey do; Is the moon driving the movement of the Earth's tectonic plates?; Deer choose to return to their smoldering home in the wake of a massive wildfire; Aliens often look like us in movies — will they look like us in real life?

The Tongan volcano triggered record-breaking lightning and a never-before-seen tsunami; Whale researchers do anatomy with heavy machinery to understand why whales don't choke on their food; Darkness doomed the dinosaurs — the extinction asteroid turned out the lights on Earth; Plastic-collecting ships could use the waste for fuel while cleaning up the ocean; Regrowing knee cartilage with an electric boost; Researchers call for a new awareness of scientific colonialism; Quirks Listener Question: In which direction will the James Webb Space Telescope be looking?

Plants can’t adapt to climate change when seed-dispersing animals are lost; The Earth is at the centre of a cosmic bubble created by supernovae; Medieval knights rode pony-sized war-horses into battle; Scientists have seen new memories forming in an animal for the first time; How an important study of vaccine mixing in Canada got sabotaged by COVID chaos.

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.