Here are the wildest extinct prehistoric creatures that aren't dinosaurs. It's hard to imagine how some of these animals even worked at all.

Lazarus taxa, where a species is declared extinct but later learned to be alive and kicking, is the reason people think the megalodon still roams the oceans.

Scientists have discovered a tiny termite with a head resembling that of a sperm whale, forcing a rewriting of its ...

Using synchrotron X-ray CT scans of a fossilized, intact embryo, researchers found evidence that the plant-eating mammal ...

Colossal Biosciences made a record-breaking 20 edits across 14 genes in gray wolf cells by adding extinct dire wolf DNA. This was the first time ancient DNA has been used to bioengineer an extinct ...

The re-examination of an Ice Age fossil that has spent the last 120 years in the bowels of a museum has filled a major ...

The late 1900s were a time of rapid change for our planet, and unfortunately, some of its most unique inhabitants did not survive. Between the 1980s and 1990s, several animal species disappeared ...

This aerial view shows the Amazon rainforest near the municipality of Paragominas, Para state, Brazil, on November 12, 2025 during the COP30 UN Climate Change Conference. MAURO PIMENTEL MAURO PIMENTEL ...

In April of 2025, headlines across the world announced that the dire wolf had been brought back from extinction. This 130-150 lbs wolf species, about 25% heavier than modern-day gray wolves, had not ...