BlogArena

General blog about anything and everything of everyday's life.

15. Nov 2019

September 7, 2014
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In ancient fish teeth, a tale of ecological resilience

Microscopic fish teeth may carry a message of hope from an ecological upheaval in the distant past, scientists at Yale University and the University of California-San Diego (UCSD) have found. An analysis of tooth fossils and shark scales from the … Continue reading

June 9, 2014
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Earliest birds lacked wide diversity of modern descendants, study finds

Birds come in astounding variety—from hummingbirds to emus—and behave in myriad ways: they soar the skies, swim the waters and forage the forests. But this wasn’t always the case, according to research by scientists at the University of Chicago and … Continue reading

September 29, 2013
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Oldest existing lizard-like fossil hints at scaly origins

The fossilised remains of a reptile closely related to lizards are the oldest yet to be discovered. Two new fossil jaws discovered in Vellberg, Germany provide the first direct evidence that the ancestors of lizards, snakes and tuatara (known collectively … Continue reading

July 29, 2012
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From a Few Bones, the Most Primitive Snake Emerges

Researchers at Yale have identified an ancient slithering creature from the time of T. rex as the most primitive known snake, a finding with implications for the debate over snake origins. “It’s the missing-link snake,” said Nicholas Longrich, a postdoctoral … Continue reading

November 22, 2011
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A Tailored Pair of Genes

*For ancient plants, two genes were definitely better than one* In the wake of the disaster that killed the dinosaurs, the ancestors of today’s crop plants reinvented themselves. They doubled their genomes, and in that single act set the stage … Continue reading

October 12, 2011
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Worms Among First Animals To Surface After K-T Boundary Extinction Event, CU-Led Study Finds

A new study of sediments laid down shortly after an asteroid plowed into the Gulf of Mexico 65.5 million years ago, an event that is linked to widespread global extinctions including the demise of big dinosaurs, suggests that lowly worms … Continue reading

September 25, 2011
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Primitive Birds Shared Dinosaurs’ Fate

A new study puts an end to the longstanding debate about how archaic birds went extinct, suggesting they were virtually wiped out by the same meteorite impact that put an end to dinosaurs 65 million years ago. For decades, scientists … Continue reading

September 23, 2010
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New Species of Multi-horned Dinosaurs Unearthed in Utah

“A giant rhino with a ridiculously supersized head”  “Fifteen long, pointed sideways oriented eye horns: one over the nose, one atop each eye, one at the tip of each cheek bone, and ten across the rear margin of the bony … Continue reading