New long-term predictions also find – for the first time – a chance of hitting 2C of warming before 2030, though it is ...

T. rex evolved in North America from Asian ancestors. Climate shifts and extinction events helped tyrannosaurids and ...

A new genetic study reveals that the first Americans migrated from Russia between 20,000 and 30,000 years ago, crossing the ...

Wild horses running free at the Black Hills Wild Horse Sanctuary in South Dakota. (Credit: Black Hills Wild Horse Sanctuary) Image must be used with caption and credit above. The horse originated in ...

Ancient horses repeatedly migrated between North America and Eurasia, reaching today’s Russian Far East near China, during the late Pleistocene when sea levels dropped and a land bridge connected the ...

A great example of the war cooperation between two great nations is the ... of such cooperation was the establishment of the Alaska–Siberia Air Route (ALSIB), on which approximately 8,000 ...

Tyrannosaurus rex, the iconic apex predator of the Late Cretaceous period, evolved in North America after its direct ancestors crossed a land bridge ... between what is now Siberia and Alaska ...

Tyrannosaurus rex evolved in North America, but its direct ancestor came from Asia, crossing a land bridge connecting ... the Bering Strait between what is now Siberia and Alaska.

The direct ancestor of Tyrannosaurus rex would have arrived in North America after crossing a land bridge from ... the Bering Strait between modern-day Siberia and Alaska around 70 million years ...

A new study based on mathematical modeling weighs in on the fierce debate among paleontologists over the origins of the king ...