Earth’s atmosphere now has more carbon dioxide in it than it has in millions — and possibly tens of millions — of years, ...

For reasons still unknown, Earth's energy imbalance is rising much faster than models can account for. Now, scientists are ...

The Webb telescope detects a clear, hydrogen-rich atmosphere, as well as water vapor, on the hot sub-Neptune planet TOI-421 B ...

A series of studies have cast doubt on the sensational claim that "the strongest evidence yet" was found that life exists ...

The first observations of Pluto by NASA’s James Webb Space Telescope (JWST) reveal dramatic phenomena on its surface, like ...

A powerful new optics system has captured the clearest view yet of the Sun’s corona, revealing stunning plasma structures.