Our scorching sister planet, Venus, once considered a hellish wasteland, is increasingly becoming a tantalizing target in the search for life beyond Earth. While its surface temperatures, capable of ...

A new study from geologists at the University of Colorado Boulder paints this picture of a Red Planet that was relatively ...

Mars may once have had a relatively warm and wet climate conducive to flowing water, rain and snow, producing a terrain much ...

A TOUGH lifeform could survive the brutal conditions of Mars. That’s the verdict from scientists who spent five hours ...

Earth Day offered a glimmer of hope—a reminder that collective action, backed by federal legislation, could reverse these trends. The creation of the U.S. Environmental Protection Agency (EPA) and the ...

Artist's depiction of water rushing into Mars' Jezero Crater, which billions of years ago was the site of a delta. (Credit: ...

NASA’s Curiosity rover has uncovered groundbreaking mineral clues that may finally explain why Mars lost its atmosphere and ...

A devastating environmental collapse that began in the 1960s is still leaving deep marks beneath the surface of the Earth.