"Arctic"

H5N1 bird flu has reached Australia, the last continent it had spared. It came from Antarctica via seabirds, and the next host to watch is w...

NOAA forecasts a G1, G2 or G3 geomagnetic storm on July 1-3 as a CME arrives, with aurora most likely on the northern horizon in U.S. states...

A rare and spectacular total solar eclipse is set for Aug. 12, 2026, across the Arctic, eastern Greenland, western Iceland, the Atlantic Oce...

Bigger than Azzam and built for science, REV Ocean is launching a global research program that could redefine the role of the modern superya...

Summer brings people and bears together in the same weeks. A warming climate is shifting the bears' food and timing, and shaping when confli...

Earth’s rotation is slowing as melting ice moves across the planet. New research says it’s driven by climate change and is unmatched over th...

August 12, 2026 brings a rare skywatching double-header: a solar eclipse across Europe and parts of North America, followed by the peak of t...

Astronomy Photographer of the Year 2026 shortlist features eclipses, nebulae, aurorae and Milky Way images ahead of the September winners an...

The only thing cooler than an eclipse or a sunset is when both happen at once.

The northern lights may be visible overnight from 25 U.S. states on Saturday, June 13, into Sunday, June 14, after a coronal mass ejection l...

From tracking invisible scent plumes on the wind to navigating a rapidly warming Arctic, the polar bear reveals both the power and limits of...

Long before birds ruled the skies, the dragonfly evolved a hunting strategy so effective that it still outperforms most predators today.