BOSTON/LONDON/HONG KONG] In northern China, road surfaces have soared to 70 deg C. In California’s Central Valley, temperatures are reaching into the triple digits Fahrenheit. Across much of Spain, the mercury has risen so high that it’s prompting warnings for tourists.

NOAA is following a strong solar storm that could produce aurora displays across much of the northern hemisphere Sunday night, June 1, into Monday morning.

The calendar says summer begins June 20 with the summer solstice, but "meteorological" or "climatological" summer starts three weeks earlier.

"The Aurora is also called the Northern Lights in the northern hemisphere and Southern Lights in the southern hemisphere. The technical term for the Northern Lights is Aurora Bore

As glaciers melt across the Northern Hemisphere, newly exposed coastlines reshape ecosystems, trigger geological shifts, and challenge communities to adapt to a changing world. The post Northern Hemisphere Glaciers Retreat,

Tropical Storm Alvin formed in the the eastern Pacific Ocean on Thursday, May 29, becoming the first named storm anywhere in the Northern Hemisphere this year.

Tropical Storm Alvin has sustained winds of over 39 mph and became the first named storm of 2025 in the Northern Hemisphere.

Alvin will have no direct impacts to the state of Florida, or much of the U.S., but becomes the latest first named storm to develop since 1973.

This Cold War outpost concealed more than submarines—it hosted a devastating eruption that cooled the planet nearly 200 years ago.

This month's night sky is filled with close-range meteors, swirling nebulas, and prime stargazing conditions. Here’s when you should be looking up.

A species that was hunted to local extinction has returned to its natural habitat, say scientists who witnessed the population recovery via satellite imagery.