Clocks on Mars tick faster by about 477 microseconds each Earth day, a new study suggests. This difference is significantly ...

Life loves rivers. Here on Earth, large drainage basins cover nearly half of the land surface. On Mars, they cover only about ...

Earth is the only home humanity has ever known, yet most people are unaware of the incredible mysteries, extremes, and scientific wonders that make our planet unique. From hidden geological features ...

For the first time, scientists have mapped vast, continent-scale river drainage systems on Mars — ancient networks that may ...

NASA has lost contact with one its three spacecraft orbiting Mars, the agency announced Tuesday. Meanwhile, a second Mars ...

One of NASA’s workhorse spacecraft in orbit around Mars has fallen silent, leaving agency personnel scrambling to ...

A Charleston astronomy professor answers astronomy students' questions about worm holes, black holes, colonizing Mars, outer space's many strange odors and more, ...

Earth's climate has swung between ice ages and warmer periods for millions of years, driven by subtle changes in our planet's ...

Dust devils on Mars form when air near the warm surface heats up and rises through cooler surrounding air, causing nearby air ...

Most scientists agree the prolonged flash likely occurred when a black hole ate a star, but two other ideas can't be ruled ...

A vast, magnetically tangled sunspot has rotated into direct view of Earth, raising the prospect of powerful solar eruptions ...

Mankind has long wondered whether there is life elsewhere in the universe and former astronaut Mark Kelly explains NASA’s ...