New camera trap research in Sumatra’s Leuser ecosystem reveals a strong population of critically endangered Sumatran tigers.

Mood can reverse how humans judge dog emotions. Positive moods may make dogs look sadder, while negative moods can make them ...

Sargassum in the northern Sargasso Sea is rapidly declining, signaling a major ecological shift beneath the Atlantic’s ...

A prairie butterfly shifts color, behavior, and eye biology across seasons. Sunlight and air guide how it moves and senses ...

The first global atlas of Martian watersheds reveals 16 huge ancient river systems that once shaped Mars and may hold clues ...

A newly-detected spinning galaxy filament is reshaping our understanding of cosmic structure, gas flows, and the origins of ...

Scientists created fake words to test if sound affects memory. Result: people remembered pleasant-sounding words twice as ...

Researchers map the organized stages of bumblebee defense, from the first wing buzz to the final calming signals that reset ...

A Swedish study reviewed 196 studies to understand biophobia, why people fear or dislike nature, and how those feelings can ...

Giant anacondas grew large early and kept that size for millions of years, surviving climate shifts and habitat changes ...

Adults with a normal BMI can still face heart risks from excess abdominal fat. New research shows why waist size deserves ...

Birds across Europe climb higher as warming spreads. Sunlight shapes where many settle, yet upward travel comes mainly from climate pressure.