Is it possible that another civilization existed before us? That's the question posited by the Silurian Hypothesis.

A long-neglected fossil seems to show the evolutionary leap that let the ancestors of today’s many-legged arthropods crawl forth from the seas.

The colonization and expansion of plants on land represent a defining landmark for the path of life on Earth. Terrestrial colonization has been attributed to a series of major innovations in plant ...

Imagine looking back through Earth's incredibly vast history. We picture dinosaurs roaming lush landscapes, ancient oceans teeming with primitive life, and eventually, the rise of mammals leading to ...

WITH what interest do we look upon any relic of early human history ! The monument that tells of a civilization whose hieroglyphic records we cannot even decipher, the slightest trace of a nation that ...

Archeologists have dated the millipede to have existed at least as far back as 400 million years during a time called the Silurian Period. Fossil remains from that time show that millipedes of that ...

Graptolites show us how unpredictable the Silurian period really could be. What graptolites tell us is a story of incredible changes in the ocean, of periods where the oceans became poisonous and ...