The atmosphere, the ocean and life on Earth have interacted over the past 500-plus million years in ways that improved conditions for early organisms ... among ancient life forms, including ...

Scientists have found traces of a form of carbon—an important element ... could have paved the way for the molecules needed to produce life. Scientists now believe that Earth’s early atmosphere had a ...

A revised timeline of bacterial evolution revealed that some ancient aerobic bacteria existed before oxygen became common in ...

A new study shows how the Sun and Earth's atmosphere destroy life-bearing meteoroids before they reach the planet.

A molecule detected on a planet 124 light-years away is produced on Earth by decaying phytoplankton and other microbes. There ...

existed in Earth’s oceans and atmosphere. So a major implication of the study is that pale-green dot worlds viewed from space are good candidates planets to harbour early photosynthetic life.

As you watch the night sky, streaks of light often flash for a moment, then disappear. These brilliant flashes—called ...

Amino acids — organic molecules that combine to form ... life. “It’s recognized that an energetic catalyst was almost certainly required to facilitate some of the reactions on early Earth ...

Researchers have made a new discovery that changes our understanding of Earth's early geological history ... marking the earliest evolution of life. The chemical signature of rocks formed in ...

NASA's JWST reveals signs of methane and carbon dioxide in K2-18b's atmosphere, raising hopes of alien life on the distant planet.

It will lead to more purple, brown, or green hues in coastal or stratified areas, with less deep blue color in water as ...

During a brief but dramatic chapter in Earth's history about 41,000 years ago, the planet’s magnetic field nearly collapsed.