After a major winter storm swept across the country in late January, a prolonged surge of Arctic air tightened its grip on ...
NASA satellite imagery shows the storm’s extensive cloud cover and development in near real time.
The sun released a powerful solar flare followed by a fast-moving coronal mass ejection on January 18, resulting in a ...
From orbit, Earth’s rivers look less like tranquil blue ribbons and more like power tools carving into a living planet. New ...