Tiny tyrannosaur, art acne, what zebra stripes do, ageing your DNA, hacking photosynthesis and sinking in the Sun
From Quirks and Quarks Complete Show from CBC Radio - Tiny tyrannosaur fossil helps scientists understand how T-rex grew so large; Art gets a bad case of acne and it has conservators concerned; Zebra stripes confuse tiny predators, not the big ones;Scientists can read the 'rust' on a person's DNA to predict when they'll die; Hacking photosynthesis to re-engineer crop plants and feed the world; What would it be like to stand on the surface of the sun?
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".