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Earth History and Evolution: Cypress Tree Distribution Reflects the Breakup of Pangaea
May 3, 2012 — In classical mythology, the cypress tree is associated with death, the underworld and eternity. Indeed, the family to which cypresses belong, is an ancient lineage of conifers, and a new study of ... > full story -
Old Fish Makes New Splash: Coelacanth Find Rewrites History of the Ancient Fish
May 2, 2012 — Coelacanths, an ancient group of fishes once thought to be long extinct, made headlines in 1938 when one of their modern relatives was caught off the coast of South Africa. Now coelacanths are making ... > full storyMore: -
Skeletons Found at Mass Burial Site in Oxford Could Be 10th-Century Viking Raiders
May 1, 2012 — Thirty-seven skeletons found in a mass burial site in the grounds of St John's College may not be who they initially seemed, according to Oxford researchers studying the ... > full story -
Jurassic Pain: Giant 'Flea-Like' Insects Plagued Dinosaurs 165 Million Years Ago
May 1, 2012 — It takes a gutsy insect to sneak up on a huge dinosaur while it sleeps, crawl onto its soft underbelly and give it a bite that might have felt like a needle going in -- but giant "flea-like" animals, ... > full story -
Were Dinosaurs Undergoing Long-Term Decline Before Mass Extinction?
May 1, 2012 — Despite years of intensive research about the extinction of non-avian dinosaurs about 65.5 million years ago, a fundamental question remains: Were dinosaurs already undergoing a long-term decline ... > full story -
NASA's Landsat Satellites See Texas Crop Circles -- Of the Irrigation Kind
April 28, 2012 — A water-rich polka dot pattern takes over the traditional rectangular patchwork of fields in a series of 40 years of Landsat images. In the dry Texas panhandle near the town of Dalhart, this ... > full story -
Asteroids, Comets and Meteors
Near-Earth Object Impacts
Geology
Earth Science
Atmosphere
Environmental Issues
Tiny 'Spherules' Reveal Details About Earth's Asteroid Impacts
April 25, 2012 — Researchers are learning details about asteroid impacts going back to the Earth's early history by using a new method for extracting precise information from tiny "spherules" embedded in layers of ... > full story -
Splatters of Molten Rock Signal Period of Intense Asteroid Impacts on Earth
April 25, 2012 — New research reveals that the Archean era -- a formative time for early life from 3.8 billion years ago to 2.5 billion years ago -- experienced far more major asteroid impacts than had been ... > full story -
Evolution on an Island: Fossils Show Secret for a Longer Life
April 25, 2012 — Scientists have discovered one of the first fossil-based evidences supporting the evolutionary theory of aging, which predicts that species evolving in low mortality and resource-limited ecosystems ... > full story -
Did Bone Ease Acid for Early Land Crawlers?
April 24, 2012 — Scientists have proposed that the bony structures in the skin of many early four-legged creatures might have been there to relieve acid buildup in bodily fluids. Analysis of their anatomy suggests ... > full story
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