More than 160 million Americans are under the highest level of extreme heat alerts during a wave of above-average ...

Maps show where extreme humidity and 90- or 100-degree temperatures will affect about 255 million people across the United ...

See satellite images of the Iran strikes, a detailed timeline of the operation and the location of the Strait of Hormuz.

The latest solar flare follows an M-class one, the second-highest on the scale, that occurred days earlier on June 15. It ...

See satellite images of the Iran strikes, a detailed timeline of the operation and the location of the Strait of Hormuz.

A snapshot of the eastern United States as of June 3, from NOAA's GOES-19 satellite. NOAA / GOES-19 A giant plume of dust from the Sahara Desert is making its way over the Atlantic Ocean and into ...

However, much of the central eastern and eastern seaboard of the United States, extending all the way to Florida, is also under yellow “moderate” air quality conditions due to the smoke from ...

See satellite images of the Iran strikes, a detailed timeline of the operation and the location of the Strait of Hormuz.

Maps show where extreme humidity and 90- or 100-degree temperatures will affect about 255 million people across the United States. ... A large part of this zone is in a Level 4 out of 4 ...

Showers and a chance of severe thunderstorms with damaging winds, large hail and a few tornadoes are a risk across across several regions of the United States through the end of May, forecasters said.