A new study analyzes three asteroid and two meteorite samples to see if space rocks smacking into Earth could’ve helped kickstart life.

A recent study showed that Mars was warm and wet billions of years ago. The finding contrasts with another theory that this era was mainly cold and icy. The result has implications for the idea that ...

Scientists have long debated whether most of Earth's vital liquid was delivered via icy comets or was homemade ...

Simulations suggest that two enormous masses of hot rock have been involved in generating Earth’s magnetic field and giving ...

Dust from asteroid Bennu is revealing a surprising origin story for life’s building blocks. New research suggests some amino acids formed in frozen ice exposed to radiation, not warm liquid water as ...

Scientists have produced the first global map and analysis of small mare ridges (SMRs) on the moon, a characteristic ...

New method reveals chemical signs of early microbial life in ancient Earth rocks, showing photosynthesis evolved much earlier than believed.

A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, scientists say.

Experts point to a lack of real-world exposure to STEM concepts and careers as a reason for that slide in interest. Several ...

The currents of the oceans, the roiling surface of the sun, and the clouds of smoke billowing off a forest fire—all are ...

Sykes also cautions against the opposite mistake: overinterpreting a positive result. Subclinical exposure to Leptospira species is common, meaning a positive test—such as a visible red line or blue ...

Physicist Sean Carroll explains how physics, astronomy, philosophy, and classics all help us understand the expanding ...