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A scarce plant once populating the inland salty marshes of upstate New York was thought to have gone extinct. But recently, the rare species of goldenrod appeared from nowhere, in a surprising place: on the sides of the local roads.The re-emergence of the rare plant surprised the specialists. If anyone expected this ... |
1 October 2008
06:45 GMT |
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Believe it or not, worms can calculate their way to food through a process roughly equivalent to a derivative in calculus. Unfortunately, humans and other animals are also able to do so, although there is still not enough evidence to support this claim. Basically, worms are able to locate food by tasting the environm... |
24 July 2008
06:59 GMT |
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"Salt is bad for your heart", is among the longest-lived preconceptions of modern times. Many of us grew up with it and always thought that a high salt intake would increase our chances of suffering from heart disease later in life. The main argument for this was that a higher sodium level would cause increased blood... |
9 June 2008
05:36 GMT |
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As soon as it arrived on the surface of the Red Planet, the Mars Exploration Rover Opportunity investigating the south equatorial regions discovered evidence of the past existence of liquid water, fueling even further the idea that Mars was once able to support life. However, a new assessment of the conditions requir... |
30 May 2008
07:05 GMT |
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A seaside cure may actually harm your health nowadays. A new research published in "Nature Geoscience" shows that we are in fact exposed to ozone smog on the coastal areas.The team led by James Roberts, from the National Oceanic and Atmospheric Administration's Earth System Research Laboratory in Boulder, Colora... |
9 April 2008
03:23 GMT |
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According to University of North Carolina researchers, the search for extraterrestrial life forms does not necessarily require the find of the actual life forms. Evidence of its existence could be just as rewarding. They reveal that life on Earth could have actually appeared 200 million years earlier than previously ... |
31 March 2008
03:46 GMT |
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Images relayed back to Earth in 2001 by the Mars Odyssey Thermal Emission Imaging System, or THEMIS for short, on board the Mars Reconnaissance Orbiter, seem to have recently fallen back into the scientists' attention. Hundreds of small depressions on the surface of Mars reveal salt deposits similar to those fou... |
21 March 2008
04:53 GMT |
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You may have heard about temporary snow hotels built in winter in some mountain resorts. But what about a ... salt hotel!? A snow hotel requires temperatures below zero; a salt hotel requires the (almost total) lack of rainfall. This weird and remote accommodation, built just from salt blocks, is located on the whit... |
26 July 2007
02:54 GMT |
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The most famous mummies are the ancient Egyptian ones, which are the result of human manipulation. But nature, too, can deliver mummies in some special conditions like extreme cold, dryness, and a naturally occurring mix of chemicals that can impede the decomposition processes. Low temperatures have preserved some In... |
4 July 2007
02:51 GMT |
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From a commodity one hundred years ago, today water has turned into a must. But in densely populated dry areas, the obvious solution is to get drinking water from the sea. People have been obsessed for millennia with finding a way to get rid of the sea salt for achieving usable water. But so far, the costs of desalin... |
28 June 2007
03:29 GMT |
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Chemistry professor Tim Long's research group, students affiliated with the Macromolecule and Interfaces Institute (MII) at Virginia Tech, and the U.S. Army Research Laboratory, presented a research at the national meeting of the American Chemical Society in Chicago, at the interface between nanotechnology and... |
29 March 2007
06:04 GMT |
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