Heavy exposure to radiation can increase the risk of cancer or impair cognition and performance.

Eyes to the sky! A passing solar storm may spark bright auroras across Canada later this week. On the morning of Monday, ...

As four astronauts travel around the moon on NASA's Artemis II mission, they will venture beyond Earth's protective magnetic ...

NASA’s SEaRCH project uses smartphone reports from volunteers to track hail size and storm patterns, combining community observations with satellite data to improve precipitation research.

An incredible sight lit up the skies over northeast Ohio just hours ago, and it came with a sound that people across several ...

NASA outlines how Artemis II astronauts are monitored for solar particle events during their lunar mission, including spacecraft shielding, real-time tracking, and onboard radiation detection systems.

As four astronauts travel around the Moon on NASA's Artemis II mission, they will venture beyond Earth's protective magnetic field. The ...

The Antarctic ozone hole has shrunk to its smallest size in six years, indicating a slow recovery of Earth's protective layer ...

NASA accidentally broadcasted a drill that simulated an astronaut with a medical emergency. A NASA flight surgeon can be ...

The bigger the hailstone, the more damage it can cause. But scientists find that predicting hailstone size can be challenging ...

A bright fireball streaked across the sky over parts of Ohio and western Pennsylvania on Tuesday March 17 2026 around 9 a.m.

This Thursday, auroras could light up the skies of states as far south as Illinois and Oregon. Here's what causes the dazzling display.