In a major milestone in the search for life on other planets, astronomers have detected, for the first time, an atmosphere ...

The discovery boosts the chances of finding extraterrestrial life.

John Locher/AP / AP The amount of planet-warming carbon dioxide in the Earth’s atmosphere has hit a new record, as humanity struggles to rein in emissions of greenhouse gasses from burning fossil ...

New research shows extreme drought weakened the Amazon's natural ability to remove isoprene from the air, creating a hidden ...

Imagine for a moment the atmosphere is a kitchen sink. Wildfires, industry emissions, plants and microbes dump their grimy dishes into it in the form of noxious and planet-heating gases. The only ...

Astronomers found a helium atmosphere around a rocky exoplanet — a good sign for the search for life outside the solar system ...