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Secrets of an Ancient Tel Aviv Fortress
Tel Qudadi, an ancient fortress located in the heart of Tel Aviv at the mouth of the Yarkon River, was first excavated more than 70 years ago - but the final results of neither the excavations nor the...
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Widespread Ancient Ocean "Dead Zones" Challenged Early Life
The oceans became oxygen-rich as they are today about 600 million years ago, during Earth's Late Ediacaran Period. Before that, most researchers believed until recently, the ancient oceans were...
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humans first wore clothes 170,000 years ago
A new University of Florida study following the evolution of lice shows modern humans started wearing clothes about 170,000 years ago, a technology which enabled them to successfully migrate out of...
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New species of flying reptile identified
Persistence paid off for a University of Alberta paleontology researcher, who after months of pondering the origins of a fossilized jaw bone, finally identified it as a new species of pterosaur, a...
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Learing evolution using cloud computing
\ An innovative, educational computing platform developed by University at Buffalo faculty members and hosted by the cloud (remote, high-capacity, scalable servers) is helping UB students understand...
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new light on dawn of the dinosaurs
Careful dating of new dinosaur fossils and volcanic ash around them by scientists from UC Davis and UC Berkeley casts doubt on the idea that dinosaurs appeared and opportunistically replaced other...
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Evolution by mistake
Charles Darwin based his groundbreaking theory of natural selection on the realization that genetic variation among organisms is the key to evolution. Some individuals are better adapted to a given...
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Humans may have left Africa for Eurasia earlier than believed
Researchers have discovered new evidence suggesting that modern humans first left Africa to explore Eurasia much earlier than previously thought. An international team of researchers has uncovered a...
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Dinosaurs survived mass extinction by 700,000 years
University of Alberta scientists determined that a fossilized dinosaur bone found in New Mexico confounds the long established paradigm that the age of dinosaurs ended between 65.5 and 66 million...
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Earliest cemetery in Middle East
Anthropologists at the University of Toronto and the University of Cambridge have discovered the oldest cemetery in the Middle East at a site in northern Jordan. The cemetery includes graves...
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Archaeologists find hidden African side
One of North America's most famous Revolutionary-era buildings � a lone-surviving testament to an Enlightenment ideal � has a hidden West African face, University of Maryland archaeologists have...
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Testing the limits of where humans can live
On an isolated segment of islands in the Pacific Ring of Fire, residents endure volcanoes, tsunamis, dense fog, steep cliffs and long and chilly winters. Sounds homey, huh? At least it might be for...
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Oldest Fossils of Large Seaweeds
Almost 600 million years ago, before the rapid evolution of life forms known as the Cambrian explosion, a community of seaweeds and worm-like animals lived in a quiet deep-water niche near what is now...
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World's oldest Pteranodon?
Fossilized bones discovered in Texas from a flying reptile that died 89 million years ago appears to be the earliest occurrence of the prehistoric creature known as Pteranodon. Previously, Pteranodon...
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Algae and bacteria hogged oxygen after ancient mass extinction
A mass extinction is hard enough for Earth's biosphere to handle, but when you chase it with prolonged oxygen deprivation, the biota ends up with a hangover that can last millions of years. Such was...
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Mesopotamian cIties in Iraqi Marshes?
Learn more about the Iraqi marshes and the origins of Mesopotamian cities in this photo gallery and video. Three National Science Foundation-supported scientists recently undertook the first non-Iraqi...
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Bird, crocodile family trees split earlier than thought
A fossil unearthed in China in the 1970s of a creature that died about 247 million years ago, originally believed to be a distant relative of both birds and crocodiles, turns out to have come from the...
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Seeing hidden building blocks of life
Researchers from Finland and France have developed a new synchrotron X-ray technique that may revolutionize the chemical analysis of rare materials like meteoric rock samples or fossils. The results...
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Non-Africans are part Neanderthal
Some of the human X chromosome originates from Neanderthals and is found exclusively in people outside Africa, as per an international team of scientists led by Damian Labuda of the Department of...
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What keeps the Earth cooking?
What spreads the sea floors and moves the continents? What melts iron in the outer core and enables the Earth's magnetic field? Heat. Geologists have used temperature measurements from more than...
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