Wednesday, June 19, 2013

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Scientists discuss new photo-taking satellite

SIOUX FALLS, S.D. (AP) — Nearly 120 scientists and engineers from around the world are meeting in South Dakota this week to discuss operational and technical issues with collecting images from the Landsat 8 satellite.


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Future Buildings Could be Made of Artificial Bone

Move over nanotubes, there's a new futuristic building material in town and its origins may surprise you.


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See Saturn in Stunning HD in Live Webcast Tonight

Saturn is widely regarded as the most beautiful object in the solar system, and tonight you can get a detailed look at the iconic ringed planet through a powerful telescope during a live webcast.


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Baked Alaska: Crazy Weather Swings from Ice to Fire

In Alaska, houses are built to keep warm air in and cold air out, not the other way around. So with a record-setting heat wave scorching the state, residents are sweltering amidst temperatures soaring past 90 degrees Fahrenheit (32 degrees Celsius).


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Clapping Contagion: Applause Spreads Like a Disease

How do you decide when to start clapping after a virtuoso performance? And when do you stop?

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We Will Not Run Out of Fossil Fuels (Op-Ed)

Expert Voices: Op-Ed & Insights


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Huge 'Dead Zone' Predicted in Gulf of Mexico

A very large dead zone, an area of water with no or very little oxygen, is expected to form in the Gulf of Mexico this year — a trend in recent years, according to the National Oceanic and Atmospheric Administration (NOAA).


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Tough Love: Male Spiders Die for Sex

An eight-legged love tragedy may go something like this: The male spider approaches the female, who is four times his size. She scuttles away, but he creeps closer and closer. Finally, he takes hold of her with his spindly legs, climbs aboard and inserts his "penis" into her genital opening and discharges a jet of sperm. Then — quite abruptly — his legs curl underneath his body, he hangs motionless from his lover, and his heart stops beating.


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How the Hairy-Chested 'Hoff' Crab Evolved

Yeti crabs don't comb their hair to look good — they do it because they're hungry.


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10 Amazing 3D-Printing Startups

Whether they're designing hyper-modern light fixtures or reproducing human tissues, startups all over the world are using 3D printing as a foundation for building innovative businesses.


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Who Wants to Be an Entrepreneur? 48% of Americans, That's Who

Despite all the challenges small businesses have faced in the past five years, seven out of ten of entrepreneurs would start their businesses all over again. Not only that, almost half of all Americans are haboring entrepreneurial dreams of their own.

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Science of Summer: Why Big-Budget Action Blockbusters Rule the Season

Summer is here, and as surely as temperatures soar and days grow long, big-budget, action-packed movies are back in theatres.


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Ancient Toilet Reveals Parasites in Crusader Poop

Intestinal parasites have been found lurking in ancient poop in the toilet of a medieval castle in western Cyprus, scientists report.


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Congress Considers Nixing NASA Asteroid Mission

WASHINGTON — A draft authorization bill from the House Science space subcommittee would cap NASA spending at about $16.87 billion for the next two years, prohibit a proposed asteroid retrieval mission, overhaul the agency's management structure and raise the spending cap for Commercial Crew activities while increasing congressional oversight of the program.


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New 'Charmed' Particle Represents Rare State of Matter

A new type of particle may have shown up independently at two particle accelerators, physicists say. The particle, made of four quarks (the ingredients of protons and neutrons), appears to represent a state of matter previously unknown.


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Surprising Trove of Gas Seeps Found Off East Coast

On the seafloor just off of the U.S. East Coast lies a barely known world, explorations of which bring continual surprises. As recently as the mid-2000s, practically zero methane seeps — spots on the seafloor where gas leaks from the Earth's crust — were thought to exist off the East Coast; while one had been reported more than a decade ago, it was thought to be one of a kind.   


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Why Is Africa Ripping Apart? Seismic Scan May Tell

Arrays of sensors stretching across more than 1,500 miles in Africa are now probing the giant crack in the Earth located there — a fissure linked with human evolution — to discover why and how continents get ripped apart.


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NASA wants backyard astronomers to help track asteroids

By Deborah Zabarenko WASHINGTON (Reuters) - NASA called on backyard astronomers and other citizen-scientists on Tuesday to help track asteroids that could create havoc on Earth. The U.S. space agency has already identified 95 percent of the potentially planet-killing NEOs - near Earth objects - with a diameter of .62 miles or more, a size comparable to the space rock many scientists believe wiped out the dinosaurs some 65 million years ago. ...


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Smart Glasses Help Shy Students Speak Up

New, intelligent glasses may soon allow professors to gauge the effectiveness of their teaching based on symbols floating above their students' heads.

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How PRISM Sends Your Private Data Overseas

When defense contractor Edward Snowden leaked secret National Security Agency documents to the media on June 6, the initial public outcry focused on how America's communications intelligence service had kept track of the telephone, and possibly the online, activities of its own citizens.


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Robotic Arm Will Kick Your Butt at Air Hockey

A new research project out of Japan has air hockey champions shaking in their sneakers. Researchers have developed a robotic arm that dominates the air hockey table with a killer combination of precise moves and long-term strategy.


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HPV Vaccine Slashes Rate of Infected Teen Girls

The human papillomavirus (HPV) vaccine appears to be having an early impact in the United States, reducing the percentage of teen girls infected with certain strains of the virus by more than half, a new study suggests.

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Legend of Lost City Spurs Exploration, Debate

Deep in the dense rain forests of Honduras, a glittering white city sits in ruins, waiting for discovery. The inhabitants there once ate off plates of gold; the metropolis was, perhaps, the birthplace of a god. A recent high-tech survey of the region by air reveals possible pyramids and other structures. Has the lost city of Ciudad Blanca been found? Or did it ever exist at all?


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New Clues Into Mystery of Mars Meteorites & Rocks Revealed

Scientists are a step closer to reconciling a mystery on Mars, a cosmic oddity centered on Martian rocks and pieces of the Red Planet discovered on Earth.


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Belief in Global Warming Drops After Cold Winter

After an especially cold winter across much of the United States, the American public was slightly less convinced that the planet is heating up, a new survey shows.


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Immune to Cancer: Naked Mole Rats Reveal Their Secret

Apart from their hairless appearance, naked mole rats are known for several distinguishing characteristics: They have an unusually long life span for a rodent, and they seem to be protected from developing cancer. Now, researchers have pinpointed a natural substance found between the rodents' tissues that may explain their cancer resistance.


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Beetles, housefly larvae open new frontier in animal feed sector

By Axelle du Crest and Valerie Parent PARIS (Reuters) - French start-up company Ynsect has identified a cheap, nourishing and locally sourced alternative to soybeans as a vital source of protein in animal feed. The clue is in its name. Ynsect is not alone in looking to invertebrates to meet a jump in demand for meat and fish, and so for feed, in coming decades. Black soldier flies, common housefly larvae, silkworms and yellow mealworms were named as among the most promising species for industrial feed output in a report last month by the FAO, the United Nations food agency. ...

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With Russian help, Europe prepares to search for life on Mars

By Irene Klotz PARIS (Reuters) - The European Space Agency signed final contracts with Thales Alenia Space Italy for work on a pair of missions to assess if the planet Mars has or ever had life, officials said at the Paris Airshow this week. Until last year, the ExoMars program was a joint project between ESA and the U.S. space agency NASA. But NASA dropped out, citing budget problems. ...


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