Two key coral reefs in Florida are “functionally extinct” following the 2023 heatwave, warns a new scientific study.

Extinction is an overwhelming concept, difficult to grasp in its enormity and finality. Thousands of species are barreling toward that grim fate, unless we help. A comprehensive new study provides the ...

On May 30, a research organization called the Center for AI Safety released a 22-word statement signed by a number of prominent “AI scientists,” including Sam Altman, the CEO of OpenAI; Demis Hassabis ...

A Cretaceous origin for placental mammals, the group that includes humans, dogs and bats, has been revealed by in-depth analysis of the fossil record, showing they co-existed with dinosaurs for a ...

Just because a species is presumed extinct doesn’t mean it’s gone forever. Here are four glowing examples of this unique, and felicitous, phenomenon. Not all species that have been classified as ...