A weakening of Earth’s magnetic field known as the Laschamps event would have increased the threat of solar radiation, ...

Additionally, ancient humans may have ramped up their use of ochre. This naturally occurring pigment is composed of iron ...

For many years it was believed that the surface of most, if not all, white dwarfs was made up primarily of hydrogen. But then ...

Its proximity to Earth – about 50 to 70 million kilometers from mid to late April – means we catch more of its light, so it ...

Earlier this month, Genesis also presented a half-scale model of its planned mid-engine race car, and now it has rolled out ...

As part of ESA/Hubble's 35th anniversary celebrations, the European Space Agency (ESA) is sharing a new image series ...

"The last four months have been a whirlwind for the science team, and we still feel that Witch Hazel Hill has more to tell us." ...

Ancient homo sapiens may have benefitted from mineral-based sun protection, living in caves and even tailored clothing.

The weather forecast for Jupiter calls for clouds with a chance of lightning and "mushballs"—a slushy mix of ammonia and ...

A newly released image from the Hubble Space Telescope shows the charming Sombrero Galaxy, named for its resemblance to the ...

Imagine a world where penguins, those adorable tuxedoed creatures we associate with icy Antarctica, once strode across ...

Over the last several weeks, KHON2 received numerous calls and e-mails about a balloon flying high over Oahu and Molokai.