Science & Nature
Honey Chalcedony With Sky Blue Shades and Icy White Crystals ~ Druzy crystals take hundreds or even thousands of years to form. They form as molten rock begins to cool with trapped gases inside. The gases cause gaps in the rock. As groudwater flows through these gaps for century after century, minerals crystalize on the rock--forming a blanket of intense crystalization.
Russian biologist Alexander Semenov graduated in 2007 from Moscow State University’s zoology department where he studied invertebrate animals. Specifically: squid brains. Now he works as the chief of his diving team at the White Sea Biological Station, camera always in-hand, where he’s captured some of these extraordinary photographs of jellyfish and other wildlife.
An unidentified flying object on a 17th century French coin continues to mystify rare coin experts. Colorado Springs, CO (PRWEB) January 28, 2005 -- After decades of seeking possible answers about a mysterious UFO-like design on a 17th century French copper coin, a prominent numismatic expert says it remains just that: an unidentified flying object. After a half-century of research, the design has defied positive identification by the numismatic community.
Extreme Close-Up Photos of Human Eye. Nebulas of different colors, as a little part of Universe in each of us.
Recumbent chevron folds in Early Pennsylvania graywacke and shale of the Bude Formation at Millook Havem on the north coast of Cornwall, southwestern Britain, record the development and deformation of the Varsican foreland basin -- testifying to the closure of the Rheic Ocean during the mid- to Late Pennsylvanian Variscan orogeny. From: GSA Today, Vol. 18, No. 12 (Dec.2009)