About a month before the start of astronomical summer in the southern hemisphere, vast areas of sea ice were already painted blue with meltwater.

Dune fields of interest to scientists who study the Red Planet stand out in the Kobuk Valley amid a backdrop of green.

La Niña conditions in the Pacific Ocean may lead to sandals and sunglasses at Christmastime.

A new study shows the coastal protection coral reefs currently provide will start eroding by the end of the century, as the world continues to warm and the oceans acidify.

The study, published in the journal Environmental Research Letters, found that this tripling will occur even if nations manage to drastically reduce their emissions, due to heating already locked into the climate system.

Hawaii's health mystery: how geology and microbiology may explain high NTM infection rates.

A June 2020 event set a record for size of a dust mass sent across the Atlantic.

Analyses by KAUST researchers of sand temperatures at marine turtle nesting sites around the Red Sea indicate that turtle hatchlings born in the region could now be predominantly female.

A flood in a glacial lake behind Lituya Glacier surprised an unsuspecting fisherman and reworked a young delta in Alaska.

The search is on for lingering ash, those rare trees that have managed to survive the deadly onslaught of the emerald ash borer.