Project Habbakuk was one of the most ambitious and unusual military concepts of World War II. It centered on Geoffrey Pyke, Winston Churchill, and a proposal to build a gigantic aircraft carrier from ...

Learn the chemical science behind drugs, food, animal behavior, climate change and more with videos from Reactions—a science video series that uncovers the chemistry all around us.

(via Kite & Key) Flipping a light switch is one of those things you only notice when it doesn't work — and Americans have had the luxury of not noticing for about a ...