The Sun's activity is what gives us beautiful auroras — but it also has dramatic negative effects on satellites that go around Earth in a low orbit.

A child in California caught bird flu amid a recall of raw milk in the state, but investigations have found no evidence that the case was caused by raw milk.

The mini-moon 2024 PT5, which has been orbiting Earth for two months and is likely a chunk of the moon, will now drift away from our planet in an orbit around the sun.

New research reports the most powerful cosmic rays ever detected. Because the rays lose energy as they travel through space, their detection at high energies means they are likely coming from sources relatively close to Earth.

A current key to stabilizing climates across the Atlantic and beyond could be one-third weaker by 2040, a new study has revealed.

Researchers think the wreck was part of a flotilla that accompanied the Portuguese explorer's final voyage.