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.
From Quirks and Quarks Complete Show from CBC Radio - 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?
Changing The World What does it take to change the world for the better? This hour, TED speakers explore ideas on activismâwhat motivates it, why it matters, and how each of us can make a difference. Guests include civil rights activist Ruby Sales, labor leader and civil rights activist Dolores Huerta, author Jeremy Heimans, "craftivist" Sarah Corbett, and designer and futurist Angela Oguntala.
#521 The Curious Life of Krill Krill may be one of the most abundant forms of life on our planet... but it turns out we don't know that much about them. For a create that underpins a massive ocean ecosystem and lives in our oceans in massive numbers, they're surprisingly difficult to study. We sit down and shine some light on these underappreciated crustaceans with Stephen Nicol, Adjunct Professor at the University of Tasmania, Scientific Advisor to the Association of Responsible Krill Harvesting Companies, and author of the book "The Curious Life of Krill: A Conservation Story from the Bottom of the World".