sábado, 21 de mayo de 2011

Mayan archaeological sites, graves found in southeastern Mexico & 14 new Items...

Mayan archaeological sites, graves found in southeastern Mexico & 14 new Items... 

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The global extinction of species is rapidly accelerating. We still have a chance to stop it – at least in Germany. But time is of the essence. A simple strategy based on the biotope network model at...



How you think about death affects how you behave in life. That's the conclusion of a new study which will be published in an upcoming issue of Psychological Science, a journal of the Association for...



Mammals have much bigger brains than other animals. Scientists aren’t sure exactly why, but new research published this week in the journal Science suggests it might have something to do with...



Analysis of a 440-year-old document reveals new details about native population decline in the heartland of the Inca Empire following Spanish conquest in the 16th century.  Engraving by...



Archaeologists have discovered a 12,000-year-old iron oxide mine in Chile that marks the oldest evidence of organized mining ever found in the Americas, according to a report in the June issue of...



Mexican experts have discovered seven new Mayan archaeological sites and an "important concentration" of pre-Columbian graves in the southeastern state of Yucatan, the National Institute of...



A new study says dark energy is real and it's causing space-time and the universe to expand. The paper to be published in the Monthly Notices of the Royal Astronomical Society, has been put together...



University of Notre Dame astronomer David Bennett is co-author of a new paper describing the discovery of a new class of planets — dark, isolated Jupiter-mass bodies floating alone in space, far from...



Until a recent discovery, theories about the origins and evolutionary relationships of snakes barely had a leg to stand on.  Image of the nearly complete fossil of Cryptolacerta hassiaca...



Over four billion years of evolution, plants and animals grew far more complex than their single-celled ancestors. But a new comparison of proteins shared across species finds that complex organisms,...



Carbon found within ancient rocks has played a crucial role developing a time line for the emergence of biological life on the planet billions of years ago. But applying cutting-edge technology to...



The most widely used methods for calculating species extinction rates are "fundamentally flawed" and overestimate extinction rates by as much as 160 percent, life scientists report May 19 in the...



A fossil unearthed in China in the 1970s of a creature that died about 247 million years ago, originally thought to be a distant relative of both birds and crocodiles, turns out to have come from the...



Scientists have used the latest computer-imaging technology to produce stunning three-dimensional pictures of a 49 million-year-old spider trapped inside an opaque piece of fossilized amber...



Scientists have used the latest computer-imaging technology to produce stunning three-dimensional pictures of a 49 million-year-old spider trapped inside an opaque piece of fossilized amber...




Provided by The Archaeology News Network