The leathery strip of skin from a 52,000-year-old woolly mammoth sporting a mullet-like hairdo isn’t much to look at, says geneticist Olga Dudchenko — but the information it contains is invaluable.  The sample was taken from a female mammoth...

As It Happens6:19What bad karaoke tells us about the science of blushing When researchers set out to learn what happens to our brains when we blush, they faced a conundrum — how could they...