Most scientists think that Earth and Mars took shape this way from rocky pieces swirling around the young sun around 4.5 ...

NASA's James Webb telescope detected shifting water clouds on WISE 0855, a cold brown dwarf, revealing weather and water ...

Mars is the obvious frontrunner, but it is far from an easy second home. The other candidates reveal just how rare truly human-friendly conditions may be.

The U.S. is the only major economy where planet-warming pollution dramatically increased last year. The United Nations warns ...

"I'm a 6-foot-tall male, and I felt like I had to stick near the few lights at the bus station for my own safety." ...

The oxygen in about every other breath we take comes from microscopic cells—phytoplankton—drifting in the surface of the ...

Stand on Mars and look toward Olympus Mons, and you probably wouldn't realize you were looking at a mountain. It's so broad ...

While the Air Quality Index, commonly referred to as the AQI, provides information about pollution levels, it does not measure every potentially hazardous substance in the atmosphere. The ...

Isn’t it great to start the season with a loss in the standings… …and a banner in the rafters? Here’s what your Knickerbockers and Sixonians said after yesterday’s affair, one of 82 regular-season ...

A new United Nations report has warned that global temperatures could continue to rise even under the most optimistic climate scenarios.

The environmental association Zero called today for a “real climate effort” after a UN report concluded that the world has failed to meet the goal of keeping global warming below 1.5°C above ...

After 32 years in uniform and a career punctuated by declining murders, spiking traffic deaths and challenges retaining ...