The extraordinary event temporarily shut down equipment at the ALMA Observatory, and the snow reached the telescope's main ...

Seven U.S. cities have recently captured spectacular, record-breaking cloud formations—from wave-like undulatus to glowing ...

Read the first chapter of Julie Soto's buzzy dark romantasy, Rose in Chains, before it hits shelves this month.

A major new study led by NASA has revealed something alarming: Earth’s cloud cover is shrinking, and this is making the ...