The well-known Portuguese man o’ war — Physalia physalis — may look like a jellyfish, but it’s actually a siphonophore, or a colony of animals that live together to create the complete structure, ...

More than 37 million Americans are under heat advisories across the U.S., according to the National Weather Service. Here's ...

The first day of the Atlantic hurricane season came and went on June 1 without a named storm. And then the first week. And ...

(NEXSTAR) – A “heat dome” is bringing scorching temperatures and oppressive humidity to the Central and Eastern portions of the country this weekend, just in time to mark the start of summer.

Temperatures are expected to stay in the 90s, with the "real feel" outside pushing into the triple digits, through next weekend.

We’re seeing the effects of ocean acidification in real time — from threatening lobster populations in the Gulf of Maine to eroding coral reefs in tropical waters’ — Chellie Pingree, US representative ...

(NEXSTAR) – A “heat dome” is bringing scorching temperatures and oppressive humidity to the Central and Eastern portions of the country this weekend, just in time to mark the start of summer.

“At approximately 1:47 p.m., Sergeant (Brannon) Gray was dispatched to 10th Street, after reports were received of an ...

Mississippi saw a higher than average number of tornadoes this winter and spring and could see more hurricanes than normal this year. Here's why.

Sweeping changes at federal agencies critical to California's wildfire response raise concerns, including layoffs and ...

A new law was hailed as a win for Wasatch Front air quality. But it's not yet clear whether it will lead to any additional, ...

Helene killed at least 107 people in the state and caused nearly $60 billion in damages to homes, businesses and ...