Mycale grandis teams up with microbes housed inside it to gather nutrients.

The fish’s undiscerning palate might make more of the lake habitable to the species than once thought, according to a new study.

Enforcement of the Endangered Species Act will be altered, easing protections for the most critically threatened plants and animals.

A newfound family of metabolites emits green light in response to the blue light of the deep ocean, causing certain sharks to glow.

The goldenrod gall midge, a type of fly, bears larvae that can jump through the air despite their lack of limbs.

Microbes that dwell in nutrient-poor waters use a photopigment called retinal to harvest energy from sunshine at levels at least equal to those stored by chlorophyll-based systems.

An Israeli lunar lander carrying the tiny animals crashed into the moon in April, and now scientists are trying to determine if the creatures are still alive.

Sargassum is piling up on Caribbean beaches, smothering nearshore ecosystems, driving off tourists, and compelling researchers to figure out why it’s suddenly so abundant.

External satellite transmitters fitted to the animals’ heads track their movements and habitat use.