You’re probably familiar with the old joke about a physicist who, when asked to use science to help a dairy farmer, begins by approximating a spherical cow in a vacuum. But maybe it’s time to ...

More than 200 years ago, Count Rumford showed that heat isn’t a mysterious substance but something you can generate endlessly ...

When you hear the word "Work" what is the first thing you think of? When you hear the word, "Work," what is the first thing you think of? Maybe sitting at a desk? Maybe plowing a field? Maybe working ...

Put down the magazine at the end of this paragraph and walk around. First walk normally, with your arms swinging. Then try it with your arms folded. Finally, do it with your arms and legs on each side ...

WHEN we were 16 years old, my friend Karen and I were interviewed for an educational video. With our hair thick with styling mousse, pale blue eyeliner and misplaced teen swagger, we explained why we ...