Friday, August 22, 2014, 2:00pm
Why did the Neanderthals disappear? War with humans? Bad luck? Or both? New research on how--and when--our ancient relatives met their demise.
Friday, August 22, 2014, 1:00pm
Feeling a little anxious? Depressed? The bacteria in your gut might be sending you a message. A look at how your biome may bully your brain.
Friday, August 15, 2014, 2:00pm
You say your mustards too mild? Your ketchup too runny? The science behind homemade condiments. Plus, Dr. Sylvia Earle bears witness to troubling changes in our oceans. A look at her new documentary, "Mission Blue".
Friday, August 15, 2014, 1:00pm
Could the earth beneath our feet be the answer to global warming? A look at the link between farmland and climate change. Plus, social networks that leave no digital trail. It's our app chat. And, a space probe orbits a comet. A new first.