The eastern monarch population in Mexico saw a 64% increase while populations in California were the third lowest on record.

The rare superbloom that lit up Death Valley National Park in recent weeks is fading as an early-season heat wave bakes the Southwest. "Due to hot weather and high winds, many areas are now past peak, ...

At least five people were injured Friday after a Delta Air Lines flight hit severe turbulence on its final approach to Sydney, Australia.

NASA rolled the Artemis II rocket to the launchpad Thursday night while the four astronauts assigned to the test flight around the moon have entered quarantine ahead of the planned April 1 liftoff.

AccuWeather meteorologists are sounding the alarm for widespread severe risk stretching across the eastern United States into Monday night. States from Pennsylvania and New Jersey to Florida will be ...

A rapidly strengthening storm could evolve into a bomb cyclone, unleashing blizzard conditions in the Midwest and severe thunderstorms, flooding rain and damaging winds in much of the central and ...

Part of a storm that produced torrential rain and flooding in Hawaii this past weekend will impact parts of Washington and British Columbia through much of the week, resulting in a flood threat along ...

Residents across Cleveland, Ohio, reported a sudden boom that shook windows and startled neighborhoods Tuesday morning as the meteor blazed overhead. National Weather Service offices in Cleveland, ...

Two large, otherworldly-looking fish recently washed ashore in Cabo San Lucas, Mexico, with beachgoers jumping into action to help them return to the ocean. The fish were deep-sea oarfish, which can ...

Potentially damaging winds will sweep from the Rockies to the Northeast as a fast-moving clipper storm spreads snow across the northern tier and heightens wildfire risk across parts of the Plains.

At some point during the storm’s evolution, its wind, rain, thunderstorms, snow or cold air could impact areas home to nearly 200 million people across the central and eastern U.S. “The storm from ...

The NPS warned hikers about quicksand in Glen Canyon National Recreation Area, especially near shorelines and drainages where ground can look dry but give way.