Researchers have discovered the oldest-known wooly mammoth fossil in North America and uncovered its genetic secrets, according to a new study. The 216,000-year-old tooth, found along the Old Crow ...

Long before global warming was the biggest environmental issue, the planet was in the opposite kind of funk — an ice age lasting around 2.6 million years. During this time, starting about 700,000 ...

We tend to lump all mammoths together as big, hairy elephant-like beasts with enormous tusks. But there were a number of mammoth species, including less furry ones that inhabited temperate regions.

Colossal Biosciences caught our imagination – and elicited memories of "Jurassic Park" – when the Dallas-based biotech company announced back in 2021 it would use cutting-edge genetics editing ...

In just the last several months, de-extinction—bringing back extinct species by recreating them or organisms that resemble them—has moved closer from science fiction to science fact. Colossal ...