This cave may hold clues to future climate change

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A period of abrupt climate change 12,000 years ago occurred rapidly in northern latitudes but much more gradually in equatorial regions, report researchers. The discovery could prove important for understanding and responding to future climate...

This gene variant delays Alzheimer’s by 10 years

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When researchers sequenced the genomes of more than 100 members of a Colombian family affected with early-onset Alzheimer’s, they discovered a mechanism that seems to delay the disease. The family members have a rare gene...

How caterpillars use poop to trick plants

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Caterpillars that feed on corn leaves use their feces to induce the plant to turn off its defenses, allowing them to eat more and grow faster. The discovery is one more revelation about the myriad of...

Slam dunk for Andreas in space controlling rover on ground

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Putting a round peg in a round hole is not hard for someone standing next to it. But yesterday ESA astronaut Andreas Mogensen did this while orbiting 400 km up aboard the International Space...

Dried-up ponds are bad news for mountain frogs

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The long summer drought in the Pacific Northwest is doing more than causing raging wildfires in Washington state forests. A less noticeable consequence is taking place in mountain ponds as the drought and minimal snowpack...

Teens who use e-cigs more likely to start smoking

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Electronic cigarettes are loosely regulated in the United States and fairly easy for teenagers to purchase, but a new study finds that using e-cigarettes increases the likelihood those teens will start smoking traditional cigarettes. “E-cigarettes...

Guzzling these RNA molecules won’t do any good

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A new study may have solved an ongoing debate about the benefits of ingesting microRNA molecules from food or liquid. The molecules appear to suppress cancer cell growth and may play a role in...

Ancient skull links turtles to birds

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New fossil evidence proves that turtles share a recent common ancestor with birds and crocodiles. The discovery may settle a longstanding argument about the origins of turtles, scientists say. At issue is the evolution of...

DNA and protein combine to create nanowire

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Scientists have made synthetic structures out of DNA or protein before. Now, a team has created nanowires from a combination of the two. The ability to custom design biological materials such as protein and DNA...

Immune cells cluster to fight viruses

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Like birds, ants, and other living organisms, immune cells work collectively to kill viruses like the flu. That finding offers new insights into how immune cells work together to get to their final destination—the site...
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