Life may have emerged from a surprisingly simple network of chemical reactions long before cells or genes existed.

Sahotra Sarkar does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

A Texas law that aims to eliminate almost all abortions in the state is part of a long-standing nationwide movement to restrict the right to abortion. The Texas law went into effect on Sept. 1, 2021, ...

Somehow, billions of years ago, a mix of organic molecules formed and started the chemical reactions that became life. In a new study, researchers in Germany propose that tiny air bubbles in water ...

Humans evolved for sunlight, movement, and wild landscapes, but industrial life has changed too fast for our biology to keep up.

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 ...

IT STARTS with a single cell. From this cell can come a dizzying variety of shapes and forms, from trees to jellyfish to people. We take this process so much for granted that we forget how ...

Now that the U.S. Supreme Court has given states final say over if and when abortions are legal, the political debates over abortion rights will intensify in legislatures and courthouses around the ...