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Hunting Our History

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Fossil dinosaurs, animals and plants being found in southern Utah that are distinct from those found farther north in rocks of the same age are telling a new story about the end of the age of dinosaurs in Utah. That is the topic for “Dino Hunters” – a feature article in the current issue of National Geographic Magazine.

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Sensitive Detection Method May Help Impede Illicit Nuclear Trafficking

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According to a new study in the Journal of Applied Physics, coupling commercially available spectral X-ray detectors with a specialized algorithm can improve the detection of uranium and plutonium in small, layered objects such as baggage. This approach may provide a new tool to impede nuclear trafficking.

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Man-Made Particles From Asia Affect Global Weather

In the first study of its kind, scientists have compared air pollution rates from 1850 to 2000 and found that anthropogenic (man-made) particles from Asia impact the Pacific storm track that can influence weather over much of the world.

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A reporter's PressPass is required to access this story until the embargo expires on 4/21/2014 3:00 PM EDT

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Neuroscientists: Brain Activity May Mark the Beginning of Memories

By tracking brain activity when an animal stops to look around its environment, neuroscientists can mark the birth of a memory.

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EMBARGOED

A reporter's PressPass is required to access this story until the embargo expires on 4/16/2014 5:00 AM EDT

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Fish From Acidic Ocean Waters Less Able to Smell Predators

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Fish living on coral reefs where carbon dioxide seeps from the ocean floor were less able to detect predator odor than fish from normal coral reefs, according to a new study.

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Odds That Global Warming Is Due to Natural Factors: Slim to None

An analysis of temperature data since 1500 all but rules out the possibility that global warming in the industrial era is just a natural fluctuation in the earth’s climate, according to a new study by McGill University physics professor Shaun Lovejoy.

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Researchers Bolster Development of Programmable Quantum Computers

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University of Chicago researchers and their colleagues at University College London have performed a proof-of-concept experiment that will aid the future development of programmable quantum computers.

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Gusev Crater Once Held a Lake After All, Says ASU Mars Scientist

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If desert mirages occur on Mars, "Lake Gusev" belongs among them. This come-and-go body of ancient water has come and gone more than once, at least in the eyes of Mars scientists.

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