We know the temperature of Earth's inner core is very roughly about 5,000 Kelvin (K) (4,727°C). It was once liquid, but has ...

Surrounding our solar system is a natural and enigmatic cosmic shield called the heliosphere — and a new mission has launched ...

A giant S-shape structure, around 10 times wider than Earth, recently appeared in the center of the sun, moments before our ...

Lincoln's S. Kathleen Lyons is providing a new framework—Earth system engineering—for examining how organisms, including humans, have fundamentally altered ecosystems on a global scale across hundreds ...

The bottom half of the world, known as the Southern Hemisphere, is about to be treated to a partial solar eclipse that won't ...