In 2025, the world razed less forest than any other year in the last decade. The bad news: global warming is making wildfires more frequent and intense.

The way that human adults talk to young children is unique among primates, a new study found. That might be one secret to our species’ grasp of language.

New guidelines attempt to make the aviation cleaner by relying on corn-based ethanol, but experts divided on the fuel’s environmental benefits.