A newly found, huge cloud near our solar system probably won't form stars, but will rather disperse as part of a feedback ...

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 ...

Stupid question, but” is a column answering the not-so-stupid questions that, at this point, we’re all too afraid to ask. The column encourages readers to become unabashedly curious ...