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पहली बार लेजर बीम से तरल पदार्थ को ठंडा किया

वाशिंगटन: वैज्ञानिकों ने एक बड़ी उपलब्धि हासिल करते हुए वास्तविक दुनिया की परिस्थितियों में लेजर से पानी और अन्य तरल पदार्थों  को ठंडा किया है. यूनिवर्सिटी ऑफ वाशिंगटन के अनुसंधानकर्ताओं ने पानी को करीब दो डिग्री सेल्सियस के तापमान तक ...

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World Powers Urged to Enact Climate Goals

The challenge of creating climate change can not be addressed through “half-measures and empty commitments,” said Secretary of State John Kerry, as he urged world powers to commit to carbon reduction goals, ahead of a major United Nations conference. “We ...

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Robotic Marine Vehicles Explore Celtic Sea

Scientists in England are using two autonomous marine vehicles to explore the hydrology and biology of the Celtic Sea, an area off Ireland’s southern coast defined by its unique marine life. Primarily, they want to know why marine animals are ...

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Historic Military Vehicles Join Convoy Crossing US

The Pentagon is introducing a new generation of U.S. military vehicles to replace Humvees, which have had a storied career in conflicts dating to the 1991 Persian Gulf War. But the iconic Humvees won’t be mothballed: They’re being auctioned off ...

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Pigment Identified in Ancient Animal Fossils

While fossils allow researchers to determine the size and shape of extinct animals, determining their color was guesswork until now. Scientists from Virginia Tech and the University of Bristol say they’ve been able to discover that two extinct species of ...

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Solar-powered Cars Spark South Africans’ Interest in Clean Tech

Teams from two South African universities have taken solar-powered cars to Australia to compete in an international rally and showcase their government’s efforts to inspire green technology at home. The Hulamin and the Sirius X25, created by the University of ...

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Will the US-China Cybersecurity Pact Work?

The new cybersecurity agreement signed by U. S. President Barack Obama and his Chinese counterpart Xi Jinping last week marks a significant first step for both governments to join forces in clamping down on commercial espionage in the cyberspace, analysts ...

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NASA: Liquid Water Exists On Mars

Scientists at the U.S. space agency say that they have detected salty water streams appearing during summer on Mars. The finding supports the notion there may be life on the red planet. Zlatica Hoke has more …read more

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Long Drought Affecting California’s Sequoias

California is suffering under a historic four-year drought and scientists say even the state’s famed sequoia trees are feeling the pain. The National Park Service has started detailed research to see how it can help the oldest living things on ...

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Little Progress on Climate Change, Despite Nations’ Offers

A new analysis of recent pledges made by countries to fight climate change would reduce the increase of global warming by just 1°C. Climate Interactive, a non-profit Washington based research organization, says its projections are based on the United Nations ...

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