The planet Earth thawed approximately 4.5 billion years ago. The Moon was created when a Mars-sized object crashed. If there ...

Current warming accounts for up to 55 percent of the decrease in lake oxygen levels, the researchers estimate. If this trend ...

Our planet’s first known mass extinction happened about 440 million years ago. Species diversity on Earth had been increasing ...

Climate change is revealing oxygen levels in lakes are decreasing faster than experts expected due to warmer temperatures.

A trip to planets outside our solar system could tell scientists a lot — even if no extraterrestrial life is found ...

Photocatalytic water splitting is a clean energy technology that uses sunlight to split water into oxygen and hydrogen in ...

Scientists have announced the surprising discovery of oxygen and other heavy metals in the most distant known galaxy. The ...

Kornmesser illustration Scientists using two enormous telescopes — one on Earth and the other in space — have detected oxygen in the ... universe was only two percent its age of 13.8 billion ...

"Most people would think that these organisms are just like spores or dormant," James Tiedje said. "These microbes are active ...