Imagine a world where the boundaries between “fish” and “not-fish” blur, where the ancestors of birds and mammals once swam ...

Rather than resurrect extinct species, cloning technology could save those at risk of dying out, like the red wolf, but only ...

Imagine a world where mothers don’t need fathers to create life—a world where females alone carry the spark of the next ...

Scientists say the Trump administration’s embrace of de-extinction won’t help endangered species like the Great Lakes gray ...