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In the distant past, Mars was a wet planet, featuring lakes and an ocean on its northern hemisphere. A recent study discovered that about a third of these former lakes contain mud and clay deposits of the type of house fossilized lifeforms here on Earth. The work is critically-important because it indicates location... |
14 March 2012 06:35 GMT |
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Astronauts from the International Space Station (ISS) were recently able to capture this image of terminal Lake Fitri, in the southern sector of the Sahara Desert, Africa. The photo was snapped in January, and it displays a host of interesting properties associated with this landscape feature.
Due to the fact that ... |
20 February 2012 03:07 GMT |
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An interesting phenomenon discovered in Antarctica left scientists baffled. They discovered that members of a set of teardrop-shaped lakes can move very fast across the landscape, at a speed of up to 1.5 meters (5 feet) each day. A walking lake, you might say, how preposterous!
That was my initial reaction as well,... |
2 February 2012 16:51 GMT |
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Investigators analyzing the history of California's Eel River have recently determined that the water course was at one point a large lake, which was created after the usual flow was blocked by a tremendous landslide.
Scientists say that evidence of this can be found everywhere in the basin, especially by thos... |
15 November 2011 06:07 GMT |
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Astronauts from the International Space Station (ISS) have recently collected a series of images depicting an alpine lake in Tibet. Upon reviewing the photos, scientists determined that the landscape feature was covered with intricate patterns of ice cracks, which could not be readily explained.
As evidenced in th... |
24 September 2011 03:42 GMT |
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The latest studies carried out on the surface of Mars leave no doubt that large amounts of water once flowed on the surface of our neighboring planet. What researchers are pondering now is what the fossilized deltas and canals are hiding.Evidence that the Red Planet even had an ocean in its northern hemisphere once, ... |
18 August 2011 04:47 GMT |
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During a period of time extending from 3.7 to 3 billion years ago, the Martian surface was dotted by lakes made up of liquid water, most likely originating in melted ice. The new study that came to these conclusions proposes that this is a significant finding for the development of life on the planet.Long ago, the Re... |
1 June 2011 04:56 GMT |
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For decades, climate scientists have believed that ice sheets and caps only grow as snow that accumulates on top gets pressed by other layers of snow, and turned into ice. But this view is now being disproved by a new study, which finds that ice can also form at the bottom of sheets and caps.This was discovered by ex... |
21 April 2011 04:13 GMT |
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Studies of places such as Greenland are evidencing the fact that land-based glaciers in these regions are currently melting, and flowing towards the sea at high speeds. But a new research shows that meltwater, long-thought to be a favoring factor in this, actually plays a different role.Glaciers tend to flow downhill... |
13 December 2010 03:55 GMT |
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Experts with the United States Geological Survey (USGS) announce that they were able to discover the main source of polycyclic aromatic hydrocarbons (PAH) in the nation's lakes. Some of these compounds are believed to be carcinogens when in the human body.The team analyzed samples collected from about 40 urban l... |
2 December 2010 06:17 GMT |
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According to new geological evidence, it would appear that a very large lake existed at the very core of the Egyptian Sahara desert many thousands of years ago. The body of water was impressive in size and depth, but desertification eventually subdued it.Data collected via radio instruments aboard the American space ... |
25 November 2010 06:50 GMT |
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Around the world, global warming is beginning to make its effects felt with increasing intensity, say researchers at NASA. The team recently complete the first comprehensive global survey of temperature trends in major lakes on all continents. Their investigation covered a 25-year time span, and its conclusion was th... |
24 November 2010 04:01 GMT |
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A new photograph of Pyramid Lake, taken from space, brings it back into the focus as the remnant of a larger, ancient body of water that existed in Western Nevada millennia ago, called Lake Lahontan. Located some 40 miles (64 kilometers) away from Reno, the lake developed from the larger body of water after Lake Laho... |
20 October 2010 04:56 GMT |
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Scientists operating the NASA Cassini spacecraft announced recently the conclusions of a new flight the space probe took around Saturn's largest and most interesting moon, Titan. The scientific instrument has been orbiting the gas giant, collecting data about its surface, rings and moons, for about six years. It... |
9 June 2010 03:09 GMT |
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Scientists at the NASA Jet Propulsion Laboratory (JPL) in Pasadena, California, announce that the American space agency's Cassini space probe will carry out a new flyby of Titan, Saturn's largest and most interesting moon. The spacecraft will find itself at the point of closest approach to the cosmic body S... |
4 June 2010 06:12 GMT |
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According to astrobiologists, the asphalt lakes that can be found at several locations on our planet are the closest accessible equivalent to the liquid hydrocarbon lakes on Titan. This is one of the main reasons why they are oftentimes used as proxies in conducting various types of research associated with the Satur... |
7 May 2010 03:01 GMT |
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In a groundbreaking discovery that could give researchers more clues about how life evolved on our planet, scientists in Argentina uncovered a whole range of mysterious microorganisms living in a deadly lake. Located inside the crater of a volcano in the Andes mountains, the lake appears to be normal, but holds a dar... |
6 April 2010 05:07 GMT |
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Millions of years ago, as Antarctica was covered by plains and mountains, not ice, lakes adorned its surface, as they do on all other continents. As the weather cooled, and ice began to form, the majority of these lakes solidified, and became a part of the thick ice sheet currently covering the Southern Continent. Bu... |
24 March 2010 04:04 GMT |
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Over the past few years, as advanced imaging and research technology became available to research groups around the world, scientists have determined that Antarctica is not actually a block of solid ice. Trapped underneath its surface are very large underground lakes, as well as extensive water sheets, which may be h... |
17 March 2010 05:14 GMT |
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Until space agencies will be able to develop the necessary technology to put people in a permanent outpost on the Red Planet, scientists have no chance of analyzing the Martian environment first-hand. Undoubtedly, if one were to investigate the rocks, river beds, deltas and craters on our neighboring planet, many of ... |
22 January 2010 04:31 GMT |
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According to a new series of satellite observations, it may be that the Red Planet hosted liquid lakes on its surface more than three billion years ago, astronomers say. In a paper published in the latest issue of the journal Geology, the experts emphasize that the research demonstrates the time frame – which w... |
4 January 2010 19:11 GMT |
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This weekend, the NASA/ESA Saturn explorer Cassini did a new flyby around Titan, the gas giant's largest moon, and also one of the most interesting objects in the solar system. The body is believed to be home to a large number of liquid hydrocarbon lakes, most notably methane and ethane. The North Pole contains ... |
28 December 2009 04:32 GMT |
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What originally sounded like a crazy proposition is now beginning to make more and more sense as each day passes. Experts at the American space agency, NASA, are currently drawing up plans for a future mission on Titan, Saturn's largest moon, which will use a boat, rather than a lander, for the first time. The a... |
22 December 2009 10:17 GMT |
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The effects of global warming are beginning to make themselves felt more and more at locations around the world, and the continental United States are no exception. Recent satellite measurements have determined that the surface temperature of lakes in California and Nevada is spiraling out of control, mostly due to h... |
22 December 2009 05:46 GMT |
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Ever since the Cassini spacecraft made it into Saturn's orbit, back in 2004, it has observed that one of the gas giant's moons, Titan, features numerous and extensive lakes at its North Pole. The structures do not contain water, as temperatures there are simply too low to allow for that. Rather, liquid hydr... |
2 December 2009 04:48 GMT |
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Astronomical investigations of Saturn's moon Titan have revealed over the past few years that the celestial body has numerous methane and ethane lakes adorning its surface. As more and more data sets on the lakes were made available through observations by the Cassini spacecraft and other instruments, researcher... |
30 November 2009 02:31 GMT |
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The Pavilion Lake, in British Columbia, Canada, is arguably one of the most peculiar ones in the world. It features bacterium-built, coral-shape structures that are not similar to any others in the world, and that have not been subjected to attacks by snails, worms and other grazing animals. Because of these peculiar... |
12 November 2009 10:36 GMT |
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A new scientific study conducted in the Antarctic has revealed that numerous species of viruses exist in the continent's lakes. Some of the new organisms were previously unknown, and researchers say that they are surprised to have discovered such large diversity in a seemingly-harsh place. The thing about Antarc... |
6 November 2009 17:31 GMT |
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Nitrogen is one of the important chemical for life on Earth. It composes the majority of our atmosphere, and it is an inert gas, meaning that it does not interact with other chemicals in its stable form. But the amounts of nitrogen in the air are currently changing, with the main additional sources being the burning ... |
6 November 2009 10:41 GMT |
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Geologists in Kyrgyzstan are currently struggling to get the world's attention on the extremely serious conditions of their country's glaciers. In the best case scenario, the ice spreads that managed to endure the warming of the climate better dropped in levels by about 20 percent over the last 50 years. Th... |
28 October 2009 04:39 GMT |
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Lake Vida is, arguably, one of the most peculiar places on the planet, and also one of the places where you don't expect to find any life whatsoever. Located some 60 feet under the ice sheet in Southern Antarctica, the lake is, in fact, an ice bottle of brine, a geological curiosity, experts say. However, when t... |
16 September 2009 08:48 GMT |
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According to a new study, the large numbers of cracks that are etched across crater basins on the surface of Mars were created by evaporating lakes. Their properties are consistent with those of similar formations back on Earth, experts from the Max Planck Institute for Solar System Research say. An analytical model ... |
16 September 2009 03:46 GMT |
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According to a new set of investigations conducted by experts at the University of California in Riverside (UCR) in South China, it may be that the earliest animals whose fossils were preserved to this day could have originated in inland lakes, and not necessarily in the open oceans, as previous knowledge had it. Stu... |
28 July 2009 05:13 GMT |
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A new comparative research has revealed the fact that the main factor creating differences between fish production levels in clear mountain lakes and brown forest lakes is light, and not access to nutrients, such as previously held. The counter-intuitive discovery was made by experts at the Climate Impacts Research C... |
24 July 2009 13:01 GMT |
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When the Phoenix Mars Lander first set its metallic feet on the surface of the Red Planet, it almost instantly struck gold, or, even better, ice. This led astronomers to infer the existence of ice shelves on our neighboring planet, which means that, at some point, all those amounts of ice must have flowed on the surf... |
18 June 2009 10:34 GMT |
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More than 9,000 years ago, the stony ridges underneath Lake Huron were land bridges connecting the territories of what are now Canada and the United States. Currently buried under 100 feet (33 meters) of water, they provided archaeologists with the first ever clues that proved beyond the shadow of a doubt that the ar... |
9 June 2009 09:25 GMT |
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Experts from all around the world are about to embark on one of the most significant scientific endeavors of the past years – they are going to search for existing life in an underground Antarctic lake, which has been sealed by more than 3 kilometers of ice millions of years ago. If the scientists, led by UK re... |
3 March 2009 05:32 GMT |
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In one of its most recent transmissions, the Cassini space probe relayed back information confirming the existence of liquid hydrocarbon lakes on the surface of Saturn's moon, Titan. The probe was only able to identify the existence of the lakes by analyzing the changes in landscapes over periods of time, which ... |
30 January 2009 08:49 GMT |
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Researchers discovered that the oceans hide a small number of brine-water lakes and rivers on their floor, especially in the Gulf of Mexico region. These in turn house their own variety of life, adapted to and relying on their saline features. Thinking of what lurks beneath the ocean waves, very few people, if a... |
26 September 2008 06:53 GMT |
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