Does Kin Selection Explain Altruism?

There's a curious puzzle unanswered by the theory of evolution: why do some animals give up their chance to reproduce to help others reproduce instead? For decades biologists have suggested family was the reason, but that has recently been challenged.

The Best Stuff We've Read This Week

Each week Chuck and I read tons of articles and a lot of them are really good. Here are the best of the bunch from us to you.

How Bees Work

With less than a million neurons in their tiny heads, bees shouldn't be able to do much more than eat, sleep and reproduce. And yet, bees are capable of high functions like population economics and navigating by the sun on overcast days. Learn about these fascinating insects, including what a stinger really is in this episode of Stuff You Should Know.

Loss of Bees Could Mean Loss of Crops, Life for Humans

After having recorded a podcast on colony collapse disorder in January, I've felt a lot like I really have my finger on the pulse of the global bee population. My eyes are open. Thanks to Xenophilia for posting a recent article in the Telegraph about the decline in pollination among bees over the past few years. Thanks to colony collapse disorder, a mysterious condition where entire bee populations abandon the hive and, researchers believe, go off to die.