After a major winter storm swept across the country in late January, a prolonged surge of Arctic air tightened its grip on ...

Cool pictures show America's chilly recent weather from space. Fascinating images taken by a satellite and an astronaut show ...

From orbit, Earth’s rivers look less like tranquil blue ribbons and more like power tools carving into a living planet. New ...

The sun released a powerful solar flare followed by a fast-moving coronal mass ejection on January 18, resulting in a ...

Along with this stunning image is the first-ever global estimate of river water discharge and overall sediment suspension.

NASA satellite imagery shows the storm’s extensive cloud cover and development in near real time.

NASA says the current pace of snowfall (or lack thereof) has the region facing a "snow drought," a term that indicates a ...

NASA confirmed its SunRISE small satellites completed launch vibration testing, marking a completed prelaunch milestone ahead ...

The most recent breakthrough in human understanding of extreme weather events happened by accident. Tsunami physics has always been difficult to study, both because of their infrequency and the ...

NASA is partnering with the European Space Agency on one and with the Indian Space Research Organization on the other. NASA has sent two new satellites into space over the past six months to monitor ...

The last time someone photographed the exosphere, the outermost layer of Earth’s atmosphere separating it from outer space, was in the 1970s from the surface of the Moon. This is a problem for two ...