Would it be possible that an industrialized civilization existed on Earth before the current human civilization? Two scientists proposed a hypothesis that says that if an industrial civilization did ...

Journal of Paleontology, Vol. 64, No. 4 (Jul., 1990), pp. 600-614 (15 pages) Odontopleura (Odontopleura) arctica, a new species of odontopleurine trilobite, is described from the Canadian Arctic. A ...

Ovulocystites (n.gen.) is the first definite Silurian paracrinoid (Hopkinton Formation, Llandovery, Iowa). Ovulocystites has an egg-shaped, many-plated theca with each plate corner raised to form pore ...

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 recovery ...

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 ...

If an industrialized civilization had existed on Earth millions of years before our era, what traces would it have left, and could they be detectable today? That is the astounding premise that led ...

Looking for a short, sharp and fun Who adventure? Then you could do a lot worse than Mike Tucker's The Silurian Gift, Andrew writes... Share on Facebook (opens in a new tab) Share on Twitter (opens in ...