An AI simulation of an impact shows basalt-rich (purple) and basalt-poor (green) regions. (Curtin University) The planet ...

Can we fix it back?

Earth’s last great survivor may not be humanity, or even animals. It may be photosynthesis itself. Cacti, some algae, and ...

Humanity’s understanding of planet Earth has evolved from myth and metaphor to measurement and models, yet our questions have remained strikingly similar. This editorial traces that long ...

A meteorite found in the Sahara is forcing scientists to rethink what kinds of worlds once circled the young sun. The rock, ...

Sean Duffy, the acting administrator of NASA for a little more than a month, has vowed to make the United States great in space. With a background as a US Congressman, reality TV star, and television ...

Even when Earth was locked in its most extreme deep freeze, the planet’s climate may not have been as silent and still as once believed. New research from ancient Scottish rocks reveals that during ...

Finding Earth-like planets orbiting sun-like stars and identifying signs of life such as oxygen or water is a major goal in astronomy and a key interest for the public. Addressing this challenge ...

A new study presents a compelling new model for the formation of super-Earths and mini-Neptunes -- planets that are 1 to 4 times the size of Earth and among the most common in our galaxy. Using ...