Author: Dinah Voyles Pulver, USA TODAY

The seaweed set a record in the Great Atlantic Sargassum Belt in March. It’s difficult to predict where and when it will wash up.

Scientists say they’ve captured a shark courtship ritual on camera for the first time as they work to learn more about the threatened animals.

Warmer oceans have negative impacts on marine life and coastal ecosystems and drive extreme weather patterns, more ice melt and rising sea levels.

Several factors aligned in just the wrong way. And it left a rainmaker stalled over the city for hours. Here’s what to know.

Avian flu has killed at least six endangered California condors since March and is suspected of killing another dozen.

A host of climate patterns and oceanic and atmospheric currents have come together to create the conditions favorable for tornadoes. What to know.

National Hurricane Center analysis shows Hurricane Ian reached winds of 161 mph in Gulf of Mexico before dropping as it approached the Florida coast

National Hurricane Center’s tropical weather outlooks move from 5 days to 7 days

Drinking water from Delaware River is safe, area utilities say, despite chemical spill into a river tributary on Friday night.