A modeling study looked at how anticipated cuts to international HIV funding would affect the rate of new cases and ...

A new technique improves the reliability of cat qubits by squeezing their probabilistic states. This could improve their ...

Is it possible to build a Dyson sphere that isn't catastrophically unstable? New research says yes, but only in one type of ...

Cats sometimes catch and leave a "gift" for their humans. But why do cats give us dead mice, birds or other prey?

Researchers bombarded these hybrid lifeforms with a year's worth of Martian radiation in just 5 hours — and they survived, ...

Venus will be at its brightest in the morning sky — just 67 days after it was at its brightest in the evening sky. Here's why ...

The James Webb Space Telescope has pointed its infrared optics at the 'Crystal Ball Nebula' NGC 1514, a planetary nebula ...

NASA's Curiosity Rover has discovered long carbon chains on Mars. On Earth, molecules like these are overwhelmingly produced ...

Using an experimental technique called "Oz," researchers stimulated the human retina such that people saw a brand-new color.

But why is yawning contagious? Brain cells called mirror neurons may play a role in contagious yawning, Dr. Charles Sweet, a ...

A three-part documentary on penguins' hidden lives will reveal a number of never-before-seen moments. Here's what executive ...

A slowly spinning universe could resolve a puzzle in physics known as the Hubble tension, a new model suggests.