Intelligence is an energetically expensive luxury. And a new study in Science shows meat has never been the main fuel source ...

Combining archaeological evidence with ancient DNA and data on past climates shows us how long and winding the story of human ...

Millions of sperm do not always compete alone—some species send them into action as coordinated teams. A sweeping ...

A self-improving superintelligence could trigger an acceleration in technological capabilities that would signal the end of ...

How long would humans live if we cured aging? Not merely slowing it but preventing the gradual breakdown that causes muscles to weaken, organs to deteriorate and diseases such as dementia and heart ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A team of researchers has unveiled a new mathematical model suggesting ...

Pretty much everyone knows that women aren’t supposed to have alcohol while they’re pregnant. Even just a drink a day, the American College of Obstetricians and Gynecologists warns, can cause lifelong ...

This post is Part 1 of a series. The German philosopher Hans-Georg Gadamer, considered by many to be one of the most important philosophers of the 20th Century, set out in his magnum opus, Truth and ...

A preprint describing genetically edited human embryos is raising concerns among scientists that the U.S. is becoming more accepting of using gene editing to enhance embryos. “The cat’s out of the bag ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A Utah biotech startup says it has grown functional human sperm in a ...

The human body is full of evolutionary compromises. The loss of the tail may be one of the clearest examples of how change comes with cost. Long before humans walked upright, long before even apes ...