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Can fluoride be too much of a good thing?
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Countries worldwide respond to Nepal earthquake
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How mummies are made
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Is there such a thing as a “cute” shark?
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Scientists a step closer to "bringing back" mammoths
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How do vaccines work?
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Proms become platform for good deeds, social change
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High-speed train almost as fast as plane
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New York City wants to cut waste by 90 percent
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Real life cats in hats
Can fluoride be too much of a good thing? The government is lowering the recommended amount of fluoride in drinking water. That's because some kids are getting too much. It is causing white splotches on their teeth. It's the first change since the government urged cities to add fluoride to water supplies to prevent ... - Posted on May 1, 2015
Countries worldwide respond to Nepal earthquake In the days after a crushing earthquake hit the country of Nepal on April 25, there is still time to save lives. Many governments and aid agencies are sending doctors, volunteers and equipment. They aren't waiting for the dust to settle. The estimates are that thousands of people ... - Posted on May 1, 2015
How mummies are made The most familiar mummies are the Egyptians. Many were buried in elaborate tombs and surrounded with treasures. It was believed those could escort them into the afterlife. But not all mummies were E... - Posted on April 30, 2015
Is there such a thing as a “cute” shark? Think Jaws meets a kangaroo, with maybe a touch of cute kitten and you've got the aptly named pocket shark. It is the newest and rarest species found off the U.S. coast. Surprised scientists have found a tiny, young version of the extraordinarily rare shark. It was fished ou... - Posted on April 30, 2015
Scientists a step closer to "bringing back" mammoths Scientists are getting their best look yet at the DNA code for the woolly mammoth. It's thanks to work that could be a step toward bringing back the extinct beast. Researchers deciphered the complete DNA code, or genomes, of two mammoths. The new genomes are far more refined... - Posted on April 29, 2015
How do vaccines work? You asked us, how do vaccines work? Well, vaccines are basically a stupendously brilliant way to train ourselves to fight some downright nasty, even deadly diseases. Let me explain. When we get sick from viruses or bacteria, our immune system creates weapons that atta... - Posted on April 29, 2015
Proms become platform for good deeds, social change Proms traditionally have been a night of glamour and romance, complete with backstage drama over dates and dresses. But prom culture is changing. Some teens now see prom as an opportunity to be inclusive rather than exclusive. They're using proms as vehicles for good deeds. And to ... - Posted on April 28, 2015
High-speed train almost as fast as plane A Japanese maglev that is the fastest passenger train in the world has broken its own speed record. Operator JR Central said the train reached 375 miles per hour in a test run. That surpassed its record of 361 mph, set in 2003. The train traveled for just over a mile at a sp... - Posted on April 28, 2015
New York City wants to cut waste by 90 percent The nation's biggest city, New York, is announcing the ambitious goal of reducing its waste output by 90 percent by 2030. The plan includes an overhaul of the city's recycling program. It includes incentives to reduce waste. It also includes tacit support for the City Counci... - Posted on April 27, 2015
Real life cats in hats It's not enough to knit sweaters for our children and grandchildren. Dexterous fingers need more. They need to knit something smaller, faster. They need to knit hats for cats. What started as a lark — and to honor the grandmother who taught her to knit — has turned into ... - Posted on April 27, 2015
Presidential hopefuls kick off 2016 campaigns In a presidential campaign, you only get one Opening Day. For Ted Cruz, it was a simple speech on a college campus. No notes, no teleprompter. And no choice for the students required to be there. Rand Paul packed a hotel ballroom with loyalists. He dazzled them with videos a... - Posted on April 24, 2015
In Puerto Rico, a push to save culture from long ago In Puerto Rico's misty, bamboo-studded mountains, elementary school students are studying a nearly extinct language. They beat on drums and grow native crops like cassava and sweet potato. They do this as they learn about the indigenous people who lived on the island before Christo... - Posted on April 24, 2015
Would planes be safer without pilots? To improve airline safety, maybe we need to remove the pilots. That radical idea is decades away, if it ever becomes a reality. Following the intentional crashing of Germanwings Flight 9525 by the co-pilot, a long-running debate over autonomous, or independent, jets is resur... - Posted on April 23, 2015
Space station supply ship delivers espresso The SpaceX supply ship that arrived at the International Space Station has delivered the world's first espresso machine designed exclusively for astronauts. Italian astronaut Samantha Cristoforetti captured the Dragon capsule. It came three days after its Florida launch and ... - Posted on April 23, 2015
Dogs bond with owners just by looking Oh, those puppy eyes. Just by gazing at their owners, dogs can trigger a response in their masters' brains that helps them bond. This is according to a study. Owners can do a similar trick in return, researchers found. This two-way street evidently began when d... - Posted on April 22, 2015
Can plants communicate? You asked us, can plants communicate? Well, not too long ago if you answered yes to that question most people would think you were crazy. But growing evidence suggests that plants can actually communicate and in more ways than one. You see, plants don't have mouths, eyes or... - Posted on April 22, 2015
Glee makes unlikely stars of a cappella singers Their musical performances pack university auditoriums. However, they play no instruments. Universities have long nurtured the niche community of a cappella singers. The TV show "Glee" and movie "Pitch Perfect" also helped create a new generation of fans that propelled the s... - Posted on April 21, 2015
Group on mission to “save the soap” Shawn Seipler is on a mission to save lives with soap. It began about seven years ago as a tiny operation. A few friends and family met in a single car garage in Orlando, Florida, where they used meat grinders, potato peelers and cookers to recycle used soap into fresh bars.... - Posted on April 21, 2015
Jackie Robinson Day celebrated in space Jackie Robinson Day was celebrated again this year. It was even celebrated in space. April 15 marked the 68th anniversary of Robinson breaking the major league color barrier. Before Robinson, no African-American had been allowed to play Major League Baseball. His team, the D... - Posted on April 20, 2015
Exhibit a tribute to African-American mass migration One hundred years ago, African-Americans began a mass exodus from the rural South. They headed north in search of economic opportunity and social equality. The Museum of Modern Art in New York is paying tribute to that movement. It is showing a rare exhibition of a series chronicli... - Posted on April 20, 2015