Evolution has produced a steady stream of now-extinct terrifying creatures, but if they were around today, some could destroy ...

If just these 10 species went extinct ... Sharks play an important role in the food chain. Smaller animals like shellfish may go extinct if there were no sharks to eat seals, for example.

De-extinction — the science of resurrecting extinct species — is progressing in leaps and bounds. Here are six creatures that researchers could bring back to life.

Reintroduction of captive-bred animals has had mixed success. This California butterfly lost habitat to grazing and drought and is considered to be extinct. The last live one was seen in the wild ...

The purpose: to capture for posterity species that someday might be extinct ... nearly 10,000 animals in the Ark. He plans to keep going to 15,000, which could take another 10-15 years.

Colossal Biosciences cofounder and CEO Ben Lamm is worth $3.7 billion following the company's recent fundraise at an eye-popping $10.2 billion valuation. But it has yet to be paid for reviving extinct ...

“My heart breaks over the loss of these 21 species,” said Noah Greenwald, endangered species director at the Center for Biological Diversity. “These plants and animals can never be brought back. We ...