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Did Asteroid Impact or Volcanic Eruption Kill the Dinosaurs? Probably Both, Says New Study

October 02, 2015
Layered lava flows of the Deccan Traps east of Mumbai, India. Photo by Mark Richards

Was it an asteroid impact on Earth 66 million years ago that wiped out the dinosaurs? Or the eruption of volcanoes in India for hundreds of thousands of years? For decades, paleontologists and geologists have debated the role these two global events played in the last mass extinction....

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Putting the Brook Trout Back in Brooktrout Lake

September 22, 2015
Putting the Brook Trout Back in Brooktrout Lake

Once teeming with enough fish to earn its name, Brooktrout Lake – when surveyed in the 1980s – was found to be fishless....

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As Demand for African Timber Soars, Birds Pay the Ultimate Price

September 14, 2015
Illegal and legal logging in Ghana

Tropical forests are home to more of the world’s terrestrial biodiversity than any other habitat but are increasingly threatened by the impact of human activities. Illegal logging, in particular, poses a severe and increasing threat to tropical forests worldwide. But, until now, its impact on tropic...

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Quick Take: A Paleontologist’s View of the New Horizons Pluto Flyby

July 13, 2015

Drexel University Professor of Paleontology and Geology Kenneth Lacovara shared this view with Alan Stern, principal investigator of the New Horizons mission, as relayed in Stern’s editorial (with Science editor Marcia McNutt) published in Science...

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Do Insect Societies Share Brain Power?

June 17, 2015
Mischocyttarus mexicanum

The society you live in can shape the complexity of your brain—and it does so differently for social insects than for humans and other vertebrate animals....

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