Titan, Saturn’s largest moon, possesses a thick, nitrogen-rich atmosphere that bears striking similarities to that of early Earth. Scientists are fascinated by Titan’s atmospheric composition and its ...

For decades, scientists believed that a vast stretch of Earth’s early history unfolded under stable and uneventful conditions. That assumption is now being challenged by an extraordinary discovery ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. A new study reveals that ...

Researchers recreated conditions from billions of years ago and found that Earth’s young atmosphere could make key molecules linked to life. These sulfur-rich compounds, including certain amino acids, ...

Earth’s atmosphere might have contributed to the origin of life more than previously thought. In a study published Dec. 1 in the Proceedings of the National Academy of Sciences, CU Boulder researchers ...

Billions of years ago, Earth’s atmosphere was hostile, with barely any oxygen and toxic conditions for life. Researchers from the Earth-Life Science Institute studied Japan’s iron-rich hot springs, ...