While trying to determine if it could use the entire Earth's atmosphere as a massive sensor, the US military’s Defense ...

The first four humans to orbit over Earth's north and south poles have safely returned to Earth.

A SpaceX crew has landed in the Pacific after orbiting the north and south poles. Learn about their record-breaking mission ...

SpaceX is wrapping up the latest chapter in its commercial human spaceflight endeavors with the return of Fram2. The mission ...

New research from Portland State University focused on identifying signs of life—biosignatures—in extreme environments here ...

April 4 (UPI) -- SpaceX's Fram2 mission, the first crewed mission to ever orbit Earth's North and South poles, is set to ...

WWF works to sustain the natural world for the benefit of people and wildlife, collaborating with partners from local to global levels in nearly 100 countries. Celebrate Earth Day all month long with ...

Modern continental rocks carry chemical signatures from the very start of our planet's history, challenging current theories about plate tectonics.

Scientists urge storytelling in scientific writing to connect emotionally and spark public action on climate change.

The study also provides a new approach to solving one of the biggest enduring scientific mysteries: when did plate tectonics ...

Seismic mapping of North America has revealed that an ancient slab of crust buried beneath the Midwest is causing the crust ...