In Doctor Who, an alien species called the Silurians exists – technologically-advanced humanoid reptiles who lived long ...

The Silurian Hypothesis contemplates how long the ruins of a civilization would be detectable, on Earth or even other worlds, and if we could ever know if a world had once been inhabited by a ...

Of the Silurian Univalves or Gasteropods there is not much to tell, for their spiral shells were so brittle that scarcely any perfect specimens are known, though their broken remains are found in ...

The Silurians are a fictional race of intelligent, bipedal reptiles from the British science-fiction series "Doctor Who" that supposedly lived on Earth hundreds of millions of years ago.

The Silurian hypothesis asks whether it might be possible to find evidence of a pre-human industrial civilization in Earth’s geologic record—even one that might have existed millions of years ...

The Paleozoic era's Silurian period saw animals and plants finally emerge on land. But first there was a period of biological regrouping following the disastrous climax to the Ordovician. The ...

The Silurian Hypothesis: Could An Advanced Civilization Have Lived On Earth Millions Of Years Before Humans? If a technologically advanced species existed on Earth before us, they may have left a ...

The Silurian Period occurred from 443 million to 416 million years ago. It was a time of great environmental changes on Earth and saw the first evidence of life on land.

A newly discovered fossil “treasure hoard” dating back some 436 million years to the early Silurian period reveals, for the first time, the complete body shape and form of some of the first ...

The Silurian carbonate succession of the Sangamon arch in west-central Illinois includes hydrocarbon reservoirs that have produced chiefly from dolomitized nonreef facies.