Ice ages are not that easy to define. It may sound intuitive that an ice age represents a frozen planet, but the truth is often more nuanced than that. 

NASA scientists have set out to transform the way the agency measures Earth's energy budget — a key gauge of climate health.

The landscape of the Quilian Mountains exhibits layer upon layer of spectacularly colorful rocks.

A compound in avocados may ultimately offer a route to better leukemia treatment, says a new University of Guelph study.

Coral reefs provide shelter, sustenance and stability to a range of organisms, but these vital ecosystems would not exist if not for the skeletal structure created by stony corals.

NASA’s Hubble Space Telescope is giving astronomers a rare look at a Jupiter-sized, still-forming planet that is feeding off material surrounding a young star.

With threats of water scarcity complicating the need to feed a growing global population, it is more important than ever to get crop irrigation right.

This mechanism is known as vomocytosis. Contrary to previous assumptions, microalgae ingested by corals are not digested by the cell if they prove unsuitable as symbionts – that is, partners in a symbiotic relationship.

A ship’s container lost overboard in the North Atlantic has resulted in printer cartridges washing up everywhere from the coast of Florida to northern Norway, a new study has shown.

Though more than 131 million Americans have received at least one dose of COVID-19 vaccine to date, public confusion and uncertainty about the importance of second doses and continued public health precautions threaten to delay a U.S. return to normalcy, according to Cornell-led research published April 28 in the New England Journal of Medicine.