Were Witches Really Burned at the Stake in Sa...

Your adaptive immune system remembers specific germs and fights them really effectively -- but it can sometimes make mistakes and attack your own healthy cells. Learn how the adaptive immune system works (and how it can go wrong) in this episode of BrainStuff.See omnystudio.com/l ...  عرض المزيد

Slime molds are collectives of single-celled organisms that don't have neurons, much less brains, but they can move, solve mazes, and remember where food is located. Learn what we know (and don't know!) about them in this episode of BrainStuff, based on this article: https://scie ...  عرض المزيد

Some researchers allege that ergot poisoning may have been responsible for triggering the Salem witchcraft trials -- but is this fact, or fiction? Learn more about ergot and the Salem witch trials in this HowStuffWorks podcast.

While the events of the Salem witch trials began within the borders of the Salem village community, many of the forces that drove it forward were external. As we're about to see, Salem was full of more than stories about witchcraft—and those external threats were about to come ho ...  عرض المزيد

Gather round the cauldron with Robert and Julie as they ladle out hefty servings of magical thinking, medieval psychedelics, feminist history and the power of ritual. Just what was old-school witchery all about? This classic episode has some answers.

Looking back 300 years on, it’s easy to overgeneralize why the Salem Villagers decided to persecute (and execute) their neighbors. But as much as this story has become an American history chestnut, we still don’t understand why Salem lost its mind.