Hiding in plain sight in Japan, researchers identified a new, “extremely rare” butterfly species with a remarkable wingspan of 3.5 inches—the first in its subfamily. Initially discovered in 1988, the ...

The Biden-era regulation targeted on-site combustion from appliances such as heaters and boilers. The Department of Energy ...

"We're studying the leftover raw materials from the formation of the planets and trying to understand the history that made ...

Environmental groups and Maine lawmakers decried the moves while oil and gas industry representatives celebrated them ...

The EU on Tuesday is due to unveil a keenly anticipated plan to phase out its remaining gas ties to Moscow, a challenge given ...

The addition of plaintiffs does not change the suit’s argument but increases pressure on the state to finance its defense.

Supporters say the law would hold the biggest greenhouse gas polluters accountable for damages from harmful climate change.

While it's not every day people see a rattlesnake in Oregon, the venomous reptile is common in certain parts of the state. Here's what to know.

A fossilized creature found in a South African roadside quarry 25 years ago finally has an official name. The small, ...

A mystery has been building in the Caribbean. Decades ago, fossilized teeth were discovered in Cuba dating to about 18 million years ago. They were small but tapered, sharp and serrated. They were the ...

Animals rich in protein reduce oxygen faster during decay, creating mineral-forming environments which helps preserve their ...

A 113-million-year-old fossil discovered in Brazil has shattered records, marking the oldest known ant specimen ever ...