At these heights, the atmosphere is cold enough that clouds are typically composed of ice crystals, not water droplets. These clouds often look thin, wispy, and delicate—but they can provide valuable ...

At 300 light-years away, the interstellar cloud is the closest of its kind ever found to Earth and the largest apparent single structure in the sky.

Blue skies and light winds through the day. Clouds increase overnight as a cold front approaches. As it passes tomorrow, there is a slim chance to see a passing shower along with it. Chances don ...

An explosive eruption occurred at Mount Kanlaon in the central Philippines on Tuesday morning, according to the Philippine Institute of Volcanology and Seismology. The eruption began at 5:51 a.m ...