Twelve non-dinosaur rulers show Earth’s old power: armored fish, giant insects, sky titans, sea kings, and saber teeth across ...

The coastal marten is about the size of a ferret and lives in heavily wooded forests.

Sometimes an animal long thought to be extinct reappears decades or centuries later, shocking scientists! Join Hank Green for a look at seven species that we thought were gone forever... but are back ...

Prototaxites taiti’ was not a fungus but an extinct eukaryotic lineage, a study reveals, resolving a mystery that as perplexed experts for centuries.

A new pterosaur species was recently discovered in the vomit of a dino. But that's just the start of revelations from prehistoric excretions. Millions of years ago, a predator like spinosaurus (shown ...

While conservation efforts have bolstered the populations of many species considered to be threatened in 2025, many animal and plant species continue to dwindle in number, with some even going extinct ...

Across the globe, a small number of animal species are now so rare that only a few individuals remain in the wild. Habitat ...

It's Saturday! This week, in an eminently practical analysis of the Boltzmann brain conjecture, physicists put constraints on ...