Early in 1993, a manuscript landed in the Nature offices announcing the results of an unusual — even audacious — experiment. The investigators, led by planetary scientist and broadcaster Carl Sagan, ...

If the weather cooperates, science students of all ages could be in for quite a show on April 8. The first sign will be a sudden temperature drop. The sky will darken, and winds will shift. A dark ...

Kirk Williams has always lived an active lifestyle. So when he fractured his spinal cord in a mountain bike crash, it wasn’t about if he’d return to a life of outdoor adventures but how to do it. As a ...

The results are revealing. Countries like Nicaragua, Nepal, and Kyrgyzstan far outperform expectations, reporting levels of life satisfaction that rival or exceed those of much wealthier nations.

Regents Review is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, and ...

Fifty years on, the mathematician’s best known (and, to him, least favorite) creation confirms that “uncertainty is the only certainty.” “Life in Life,” from a short documentary on the Game of Life by ...