
Supervolcano Eruption In Sumatra Deforested India 73,000 Years Ago
A new study provides
"incontrovertible evidence"
that the volcanic
super-eruption of Toba on
the island of Sumatra about
... > full story

After Mastodons and Mammoths, a Transformed Landscape
Roughly 15,000 years ago, at
the end of the last ice age,
North America's vast
assemblage of large animals
-- including such iconic
creatures as mammoths,
... > full story

Paleontologists Find Extinction Rates Higher in Open-Ocean Settings During Mass Extinctions
Researchers have uncovered a
strikingly pattern for
ancient mass extinctions:
extinctions rates during
mass extinctions were
... > full story

Cousins of Prehistoric Supercrocodile Inhabit Lost World of Sahara
Fossils of five ancient
crocs, including one with
teeth like boar tusks and
another with a snout like a
duck's bill, have been
discovered in the Sahara.
... > full story
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'Hobbits' Are a New Human Species, According to Statistical Analysis of Fossils
November 19, 2009 Researchers have confirmed that Homo floresiensis is a genuine ancient human species and not a descendant of healthy humans dwarfed by disease. Using statistical analysis on skeletal remains of a ... > full story -
Extinct Moa Rewrites New Zealand's History
November 18, 2009 The evolutionary history of New Zealand's many extinct flightless moa has been re-written in the first comprehensive study of more than 260 sub-fossil specimens to combine all known genetic, ... > full story -
Study Pits Man Versus Machine in Piecing Together 425-Million-Year-Old Jigsaw
November 16, 2009 Reconstructing ancient fossils from hundreds of thousands of jumbled up pieces can prove challenging. A new study tested the reliability of expert identification versus computer analysis in ... > full story -
Ancient Penguin DNA Raises Doubts About Accuracy of Genetic Dating Techniques
November 15, 2009 Penguins that died 44,000 years ago in Antarctica have provided extraordinary frozen DNA samples that challenge the accuracy of traditional genetic aging measurements, and suggest those approaches ... > full story -
'Earth Claw': New Species of Vegetarian Dinosaur Close to Common Ancestor of Gigantic Sauropods
November 12, 2009 A new species of dinosaur from the early Jurassic period, approximately 195 million years old, has been discovered in South Africa. Dubbed Aardonyx ("Earth Claw"), the seven-meter-long vegetarian ... > full story -
Earth's Early Ocean Cooled More Than A Billion Years Earlier Than Thought
November 12, 2009 The global ocean covering the Earth 3.4 billion years ago was far cooler than has been thought, according to researchers who analyzed isotope ratios in rocks formed on that ancient ocean floor. ... > full story -
Warm-Blooded Dinosaurs Worked Up A Sweat
November 11, 2009 Were dinosaurs "warm-blooded" like present-day mammals and birds, or "cold-blooded" like present day lizards? The implications of this simple-sounding question go beyond deciding whether or not you'd ... > full story -
Central Africa's Tropical Congo Basin Was Arid, Treeless In Late Jurassic
November 11, 2009 The lush, tropical Congo Basin was much different 150 million to 200 million years ago when dinosaurs roamed Gondwana, the single continent formed by Africa and South America. Geochemical analysis of ... > full story -
New Fossil Plant Discovery Links Patagonia to New Guinea in a Warmer Past
November 10, 2009 Fossil plants provide clues as to what our planet looked like millions of years ago. Identifying fossil plants can be tricky, however, when plant organs fail to be preserved. Researchers recently ... > full story -
Seafloor Fossils Provide Clues To Climate Change
November 8, 2009 Deep under the sea, a fossil the size of a sand grain is nestled among a billion of its closest dead relatives. Known as foraminifera, these complex little shells of calcium carbonate can tell you ... > full story
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