Michigan residents can look up this Fourth of July weekend to see the Milky Way galaxy.

Fireworks may not be the only light show this July Fourth weekend. Here's how you can see the Milky Way this month across the ...

Fireworks may not be the only light show this July Fourth weekend (and beyond.) The darkest Arizona skies may deliver stunning views of the Milky Way.

For Sarah Hall, every mealtime was dangerous. She has a rare condition called cardioinhibitory syncope, which causes overactive nerve signals to tell the heart to stop beating in response to ...

A volcano that slept for more than 100,000 years before erupting is blowing up our understanding of when volcanoes should be defined as active or extinct. Volcanologists officially classify sleeping ...