Reports that a rare Bolivian killifish thought to be extinct has been found alive would be a landmark moment for conservation biology, but based on the material available here, I cannot verify any of ...

The world's largest bee is a big, black wasp-like insect as long as an adult's thumb, and it was extinct — or so scientists thought. The massive bee was rediscovered alive in Indonesia last month, ...

When we look back at history, there are so many fascinating insights to be gleaned, which in turn can illuminate our present and teach us about how best to navigate our future. There's also an ...

WASHINGTON — Filmmaker Peter Jackson owns one of the largest private collections of bones of an extinct New Zealand bird called the moa. His fascination with the flightless ostrich-like bird has led ...

Wildlife biologist and conservationist Forrest Galante dives into some of the most treacherous, shark-infested waters in the southern hemisphere all in an attempt to rediscover three unique sharks ...

A tiny marsupial species declared extinct decades ago may still be hopping around in the deserts of Australia — and a new study offers a potential roadmap for its rediscovery. The desert rat-kangaroo, ...

Complete episode list, ratings, and streaming details for Extinct or Alive Specials.

A long-lost Bolivian killifish has been found alive, revealing a globally important hotspot for seasonal killifish diversity at risk from deforestation. Researchers have confirmed the rediscovery of ...

The desert rat-kangaroo — a small marsupial species — was declared extinct in 1994. But, scientists believe it could be alive and “evading detection,” according to a new study. Photo from Flinders ...