The Mesozoic Era extinctions formed the world as we know it today. Read about what caused them and which animals survived.

The dire wolf, made famous in the hit HBO series "Game of Thrones," has been genetically-engineered by scientists in the U.S.

Colossal Biosciences revealed its small pack of genetically-modified dire wolves. The company's "de-extinction" plans include ...

In a stunning scientific development, the prehistoric canines made famous in the hit HBO show have been announced as the ...

Colossal Bioscience says it has “de-extincted” the dire wolf, but other scientists disagree and say more important ...