When Sudan the white rhino was put down by his carers earlier this year, it confirmed the extinction of one of the savannah’s most iconic subspecies. Despite decades of effort from conservationists, ...

Global calamities like the one that doomed most dinosaurs forever alter the varieties of life found on Earth, but new research shows that it doesn't take a catastrophe to end entire lineages. An ...

The term “de-extinction” often conjures images of Jurassic Park-style genetic manipulation, complete with ethical dilemmas and ecological chaos. But the reality of functional de-extinction—the ...