The continent-sized blobs are much hotter than the lower mantle, creating a significant temperature gradient in the rocky ...

Parts of ancient Earth may have formed continents and recycled crust through subduction far earlier than previously thought.

VLADIMIR Putin is using two Russian spacecraft to intercept messages from Nato, officials have warned. Luch-1 and Luch-2 are ...

The Navy is looking for space-based sensors on sensor-ready platforms, according to a Naval Research Laboratory Request for ...

NASA's Perseverance rover discovered rocks on Mars, providing new evidence the red planet was once a wet, habitable world ...

Advanced modeling has revealed an Australia-shaped magnetic anomaly beneath the country's Northern Territory that holds ...

A strong solar flare peaked just after 9 a.m. Tuesday. What does that mean?

The agreement over White Earth State Forest "represents a critical step toward restoring tribal cultural, historical and ...

A new sunspot group has quickly grown and is spewing out the most intense type of solar flare. Effects on Earth are forecast ...

The O2O system could send more data to Earth than ever before, NASA says.

A new study reveals a detailed look at what lies beneath the Hawaiian hotspot.

Developers of wildfire-detection satellites are moving beyond raw data delivery, adding tools that show firefighters and researchers when satellites will actually pass over the areas they are watching ...