Water is essential to life, yet its true origin on Earth still stirs debate. Scientists have long wondered whether it came ...

But real lightning would have struck infrequently—and mostly in open ocean, where organic compounds would have quickly ...

Trump’s administration, the Supreme Court, and Republicans lawmakers are limiting clean water regulations and protecting ...

Ryu and his colleagues used three different data sources to verify that Earth storing less water on land than ... “It’s a fascinating puzzle of all disciplines that came at the right moment ...

It's a new twist on an old ... and give life to a new version of the old hypothesis. "On early Earth, there were water sprays all over the place — into crevices or against rocks, and they ...

We haven’t figured out exactly what gives them their shape, determines altitude – or makes them rain when they do. But ...

China is retaliating in a determined and at times highly detailed manner to U.S. President Donald Trump’s new tariffs, with a ...

Celebrate Earth Month through art inspired by California's rivers, coasts, and marine life. Use chalk, pencil, or paint to create your own masterpiece and post a photo to Instagram, tagging @kcalnews ...

Water is essential to life, yet its true origin on Earth still stirs debate ... D/H ratio might not tell the full story after all. Mandt’s team analyzed over 16,000 Rosetta measurements ...