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Feed SubscriptionPerception of Our Physical State When Depressed or Anxious
Past studies have shown that something called "negative affect" (which is an overall smorgasbord of anger, sadness, fear, irritation, etc.) causes us to inflate the number of physical symptoms we feel. But recent research from the Journal of Personality and Social Psychology.
Read More »Energy at the movies. Huh?
Different branches of science have played famous roles in lots of movies. But one category is often overlooked: sources of energy, even though the plots and turning points of major movies have hinged on just that. How likely is the potential nuclear reactor meltdown in China Syndrome (Jane Fonda, Jack Lemmon)
Read More »An unusual elongated Martian crater tells tale of a train of impacts
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Read More »A Pill to Remember
It has happened to everyone. You can’t recall a name or you forget your credit card PIN number.
Read More »Early Microscopes Offered Sharp Vision
By Philip Ball The first microscopes were a lot better than they are usually given credit for. [More]
Read More »Raze of Glory: NASA Earth-Observing Climate Satellite Fails to Reach Orbit
In the last few years NASA has built and launched two world-class climate satellites, both of which promised invaluable new data on the natural and human influences on Earth's changing climate. Neither of them, however, will ever deliver the data that climate scientists so eagerly expected from them.
Read More »When Do-Gooders Go Viral
SeeYourImpact.org rewards acts of micro-charity with photographs and stories of the impact donors make.
Read More »Can You Cure Yourself of Drug Addiction?
When asked recently on The Today Show how he cured himself of his addiction, Two and a Half Men sitcom star Charlie Sheen replied, "I closed my eyes and made it so with the power of my mind." Until last month, he was the highest paid actor on TV, despite his well-known bad-boy lifestyle and persistent problems with alcohol and cocaine. After the rest of his season's shows were canceled by producers, Sheen has gone on an interview tear with many bizarre statements , including that he is on a "winning" streak. His claims of quitting a serious drug habit on his own, however, is perhaps one of his least eccentric statements.
Read More »No IPO Plan for Twitter
Each day, Inc.'s reporters scour the Web for the most important and interesting news to entrepreneurs. Here's what we found today
Read More »Antarctic Ice Can Grow from the Bottom
A new study suggests some of Antarctica's ice sheet grows from the bottom up, adding a new wrinkle to efforts to predict how the continent's glaciers will respond to climate change. Radar images show that water under the base of the ice sheet refreezes into ice, creating a new bottom layer that accounts for up to half the total thickness of the ice sheet in some locations
Read More »Drinking from a Bottle Instead of the Tap Just Doesn’t Hold Water
Dear EarthTalk : Isn’t it a waste that we buy water in plastic bottles when it is basically free out of our taps?
Read More »Heavy traffic calls for "super-streets"
If you’ve ever commuted through New York City during rush hour, you’ve probably experienced stress-inducing traffic, over-stuffed subway cars, or delays that don’t care if you’ve given yourself an extra half hour. In 1924 the New York metropolitan area’s population was already large enough to get the Transit Commission thinking of ways to accommodate future traffic needs
Read More »Gravity, by George Gamow [Special Archive Article]
Editor's note: This article originally appeared in the March 1961 issue of Scientific American. In the days when civilized men believed that the world was flat they had no reason to think about gravity. There was up and down
Read More »Bison versus Mammoths: New Culprit in the Disappearance of North America’s Giants
Bear-size beavers, mammoths, horses, camels and saber-toothed cats used to roam North America, but by 11,000 years ago most such large mammals had died off. To this day, experts debate what caused this late Pleistocene extinction: climate change, overhunting by humans, disease--or something else? Eric Scott, curator of paleontology at the San Bernardino County Museum in Redlands, Calif., suggests it was something else: namely, the immigration of bison from Eurasia
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