News

  1. Health & Medicine

    Endurance cycling tied to lasting heart damage

    Former professional bicyclers have signs of heart problems nearly 4 decades after competing in grueling endurance events.

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  2. Health & Medicine

    New drug fights heart failure

    The experimental drug levosimendin, in combination with standard drugs, eases heart failure symptoms better than standard drugs alone do.

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  3. Health & Medicine

    Marrow cells boost ailing hearts

    Extracting cells from a heart attack patient's bone marrow and then inserting them into the person's heart via a catheter can improve pumping capacity.

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  4. Earth

    Antibiotics afield

    Antibiotics shed by livestock in manure can end up in crops or bound to soil, where they can foster disease-resistant germs.

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  5. Planetary Science

    Found and lost

    Astronomers who previously announced that they had identified the likely remains of the Mars Polar Lander in images taken by an orbiting spacecraft now say that they were fooled by electronic noise in those images.

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  6. Health & Medicine

    Sleep apnea could signal greater danger

    The nighttime breathing disorder called obstructive sleep apnea might double a person's risk of death or stroke.

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  7. Astronomy

    Images of a fiery youth

    A faint, infrared glow captured by the Spitzer Space Telescope might be light from the universe's first stars.

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  8. Health & Medicine

    Novel Approach: Cancer drug might ease scleroderma

    The chemotherapy drug paclitaxel, when given to mice, shows signs of impeding the skin disease scleroderma.

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  9. Earth

    Global Wetting and Drying: Regions face opposing prospects for water supply

    In the next half century, rivers and streams in some parts of the world will diminish in flow, while waterways elsewhere rise in output, according to a new analysis of climate simulations.

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  10. Astronomy

    Infrared telescope spies mountains of star creation

    Viewing a star-making region in the infrared, the Spitzer Space Telescope has captured mountains of gas and dust being eroded by winds and radiation from a massive star, triggering waves of star birth.

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  11. Tech

    Hidden in Disorder: Chaos-encrypted information goes the distance

    Scientists have demonstrated that a message encrypted in a chaotic laser signal can be transmitted more than 100 kilometers through a commercial optical-fiber network.

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  12. Animals

    Tszzzzzt! Electric fish may jam rivals’ signals

    An electric fish appears to sabotage a rival's electric signals as a fight starts. With Audio and Video.

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