Tuesday, May 21, 2013

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Navy Dolphin Finds Rare 130-Year-Old Torpedo

A Navy dolphin training to look for mines off the coast of San Diego found a museum-worthy 19th-century torpedo on the seafloor, military officials said.


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Missing Parts? Salamander Regeneration Secret Revealed

Salamanders can regrow entire limbs and regenerate parts of major organs, an ability that relies on their immune systems, research now shows.

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New Laser Vision Helps Telescope Probe Distant Star Cluster

This article was updated on May 15 at 4:02 p.m. ET.


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Spectacular Auroras Dance Over Michigan in Time-Lapse Video

Amazing auroras light up the skies over Michigan in a stunning new time-lapse video.


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Sleep-Deprived Teen Drivers More Likely to Crash

Too little sleep increases the risk of car crashes for young drivers, a new study confirms.


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1st British Space Station Astronaut Launching in 2015

LONDON — The first British astronaut ever to visit the International Space Station will launch in 2015 for a six-month mission that may involve spacewalks, wrangling visiting robotic spacecraft and space experiments, the UK Space Agency announced today (May 20).


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Nearly 19 Feet! Longest Burmese Python Captured in Florida

Florida has a long list of problematic invasive species, from the vervet monkey to the lionfish, but the Burmese python might be the state's public enemy No. 1 — so much so that residents will hop out of their cars at night to catch one double the normal size.


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X Prize Eyes New Contests for Spaceflight Innovation

SAN MATEO, Calif. — The organization whose big-money prizes helped get the private spaceflight industry off the ground isn't done issuing high-profile challenges to spur exploration of the final frontier.


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Portland Fluoridation Vote Reignites Debate

Voters in Portland, Ore., will decide tomorrow (May 21) whether the city will begin fluoridating its water. For weeks, residents have been contentiously debating water fluoridation, the addition of fluoride to public water supplies for the purpose of reducing cavities and tooth decay.

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What Explains the Recent Outbreak of Tornadoes?

Tornado season has been relatively quiet this year. There were only 72 tornadoes nationwide in April, 70 percent below the 10 year average, according to the Weather Channel. But within in the last week, tornado outbreaks have been erupting from North Texas to Minnesota.


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NASA to Lease Historic Launch Pad for Commercial Rocket Missions

The historic NASA launch pad from where astronauts blasted off for the moon and space shuttles departed for Earth orbit is now in need of a new rocket to launch.


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Congress to Hear Manned Mars Mission Ideas on Tuesday

Scientists will visit Capitol Hill Tuesday (May 21) to testify before Congress about what it will take to send humans to Mars.


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Boldly Go? Can Humanity Afford 'Star Trek'-Like Space Exploration?

The public has no shortage of enthusiasm for fictional spacefarers, as this weekend's box-office win by the newest "Star Trek" film proves. Yet the real-life U.S. space agency finds itself strapped for cash these days. With federal budgets tightening and NASA feeling the pinch, some space advocates are asking, "Can humans afford to reach the stars?"


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More US Adults Getting Some Exercise

More U.S. adults are getting up off the couch to exercise, a new report suggests.


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Co-Sleeping with Baby Raises SIDS Risk

Babies who sleep in bed with a parent are more likely to die of sudden infant death syndrome compared with babies sleeping separately, even when parents follow other recommendations that lower the death risk, a new review of studies finds.

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The 7 Weirdest Things Made By 3D Printing

The cost of 3D printing has long kept the technology in a select few hands, but all that is changing as 3D printing blossoms into a full-fledged trend.


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Famous Prime Number Conjecture One Step Closer to Proof

Infinity down, only 69,999,997 to go.

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Thrills and Spills: Amusement Rides' Surprising Child Toll (Op-Ed)


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National Tribute Honors Memory of Sally Ride, 1st American Woman in Space

WASHINGTON  — A congresswoman, the head of NASA and members of the public gathered in the U.S. capitol Monday to honor the memory of the late Sally Ride, the first American woman to fly in space.


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Extreme Solar Storm Could Cause Widespread Disruptions on Earth

WASHINGTON — If an extreme solar storm aimed at the Earth hits in just the right way, it could put interconnected electrical grids around the world at serious risk, experts say.


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3 Planets Performing Rare Night Sky Show: How to See It

Three planets are coming together in the evening sky at the moment, putting on a celestial show that won't be seen again for more than a decade.


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More tornadoes from global warming? Nobody knows

A deadly tornado hit suburban Oklahoma City on Monday. A quick look at some basic facts:


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Storms That Spawned Deadly Oklahoma Tornadoes Seen from Space (Video)

The beginnings of Monday's (May 20) disastrous tornado in Oklahoma were caught from space by a weather satellite in orbit.


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Oklahoma Tornado: How to Ease Children's Anxiety

Children may develop anxiety, especially about going to school, after hearing the news that children in Moore, Okla., died when a powerful tornado struck schools, experts say.


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Why Was the Moore, Okla., Tornado So Severe?

A monstrous tornado that ripped through Oklahoma Monday (May 20) piling cars on top of one another, demolishing an elementary school and killing several adults and children, may owe its power and deadliness partly to a convergence of jets of air, say meteorologists.


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Ancient Human Innovations Linked to Climate Shifts

The climate of South Africa was once much wetter than it is today, and those lush times may have spurred human populations through especially innovative periods, new research shows.


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Alien Big Apple: Artist Envisions NYC on Other Planets

New York City seems alien enough to many of its visitors, but imagine how strange it would look if whisked away to another planet.


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Hypersonic Weapons Could Hit Battlefield by 2025

High-tech weapons may be screaming through the skies at five times the speed of sound by the middle of the next decade, U.S. military officials say.


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Storm Surveyors Hunt for Details of Deadly Moore Tornado

After a deadly tornado ripped through Moore, Okla., and nearby areas yesterday (May 20), a team of highly trained meteorologists will now assess the extensive damage and debris in an effort to determine the severity of the storm.


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How Moore Tornado Compares to Famous 1999 Twister

Monday's deadly twister in Moore, Okla., struck a devastating blow to a region hit by five tornadoes in 15 years, including the strongest tornado ever recorded.


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On the Job: How Rescue Dogs Hunt for Tornado Survivors

In the aftermath of the devastating tornado that hit Moore, Okla., yesterday (May 20), search-and-rescue dogs are on the ground hunting for survivors amidst the rubble.

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