A conspiracy theory arguing the 49ers' rash of injuries is tied to an electric substation near the team's practice facility ...

An international research team using China's Five-hundred-meter Aperture Spherical radio Telescope has found some of the strongest evidence yet that at least some fast radio bursts — mysterious ...

Galactic Energy, a private rocket maker in Beijing, conducted the sixth sea-based launch mission of its Ceres 1 carrier ...

Deep beneath the surface of distant exoplanets known as super-Earths, oceans of molten rock may be doing something ...

Scientists discover water that's solid and liquid. Superionic ice found in lab could explain Uranus and Neptune's bizarre ...

For as long as people have watched storms roll across the sky, lightning has inspired awe and fear. You can see the flash and ...

Scientists used satellite data to confirm that Earth's crust is "dripping" into the mantle beneath Turkey's Central Anatolian ...

If scientists are able to inspect it in person, and they find that Mars was indeed once alive with microbes, we would know ...

Thin, seasonal ice may have protected ancient lakes on Mars, allowing liquid water to last for decades despite cold ...

Small lakes on ancient Mars may have remained liquid for decades, even with average air temperatures well below freezing.

Deep beneath our feet, far beyond the reach of any drill, new research suggests that Earth’s center is far more intricate than a simple metal ball. Instead of a single solid sphere, the inner core ...

Physicists have started to treat a once-fringe idea with surprising seriousness: that our entire observable universe might be the interior of a black hole that formed in some larger cosmos. The notion ...