Rossi's E-Cat gets first customers, but questions remain
(PhysOrg.com) -- Italian scientist Andrea Rossi has spent the past year giving demonstrations of a device that he claims can generate large amounts of energy due to a little-understood nuclear process. His latest demonstration, performed on October 28th, has attracted some o ...
Technology / Energy & Green Tech
Nov 08, 2011 |
4.1 / 5 (42) |
317
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High-voltage engineers create nearly 200-foot-long electrical arcs using less energy than before (Update)
Photos taken by the researchers show plasma arcs up to 60 meters long casting an eerie blue glow over buildings and trees at the High Voltage Laboratory at the University of Canterbury in New Zealand.
Nov 08, 2011 |
3.9 / 5 (40) |
16
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Research sparks record-breaking solar cell performances
(PhysOrg.com) -- Theoretical research by scientists with the U.S. Department of Energy (DOE)’s Lawrence Berkeley National Laboratory (Berkeley Lab) has led to record-breaking sunlight-to-electricity conversion ...
Technology / Energy & Green Tech
Nov 07, 2011 |
4.8 / 5 (28) |
34
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A revolution in knot theory
In the 19th century, Lord Kelvin made the inspired guess that elements are knots in the "ether". Hydrogen would be one kind of knot, oxygen a different kind of knot---and so forth throughout the periodic table ...
Nov 10, 2011 |
4.8 / 5 (28) |
12
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How old is the Earth's core? Maybe older than you thought
(PhysOrg.com) -- Another discovery by a Michigan Technological University researcher could send shockwaves across the world of earth science.
Space & Earth / Earth Sciences
Nov 12, 2011 |
4.7 / 5 (21) |
30
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Methane may be answer to 56-million-year question
(PhysOrg.com) -- The release of massive amounts of carbon from methane hydrate frozen under the seafloor 56 million years ago has been linked to the greatest change in global climate since a dinosaur-killing ...
Space & Earth / Earth Sciences
Nov 09, 2011 |
4.9 / 5 (19) |
18
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Voyager 2 to switch to backup thruster set
(PhysOrg.com) -- NASA's Deep Space Network personnel sent commands to the Voyager 2 spacecraft Nov. 4 to switch to the backup set of thrusters that controls the roll of the spacecraft. Confirmation was received ...
Space & Earth / Space Exploration
Nov 07, 2011 |
5 / 5 (18) |
42
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Giant planet ejected from the solar system
(PhysOrg.com) -- Just as an expert chess player sacrifices a piece to protect the queen, the solar system may have given up a giant planet and spared the Earth, according to an article recently published in ...
Nov 10, 2011 |
4.2 / 5 (20) |
31
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World has five years to avoid severe warming: IEA
The world has just five years to avoid being trapped in a scenario of perilous climate change and extreme weather events, the International Energy Agency (IEA) warned on Wednesday.
Nov 09, 2011 |
3.9 / 5 (21) |
60
New materials turn heat into electricity
Most of today's power plants--from some of the largest solar arrays to nuclear energy facilities--rely on the boiling and condensing of water to produce energy.
Technology / Energy & Green Tech
Nov 07, 2011 |
5 / 5 (16) |
8
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Was the real discovery of the expanding universe lost in translation?
(PhysOrg.com) -- The greatest astronomical discovery of the 20th century may have been credited to the wrong person. But it turns out to have been nobody's fault except for that of the actual original discoverer ...
Nov 09, 2011 |
4.4 / 5 (17) |
10
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2012: Killer solar flares are a physical impossibility
(PhysOrg.com) -- Given a legitimate need to protect Earth from the most intense forms of space weather – great bursts of electromagnetic energy and particles that can sometimes stream from the sun – ...
Space & Earth / Space Exploration
Nov 11, 2011 |
4.6 / 5 (16) |
26
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Breakthrough scientific discoveries no longer dominated by the very young: study
Scientists under the age of 40 used to make the majority of significant breakthroughs in chemistry, physics and medicine – but that is no longer the case, new research suggests.
Other Sciences / Social Sciences
Nov 07, 2011 |
4.6 / 5 (16) |
32
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Russia aims for first conquest of Mars
Russia on Wednesday launches a probe for Mars that aims to collect a chunk of a Martian moon and become Moscow's first successful planetary mission since the collapse of the Soviet Union.
Space & Earth / Space Exploration
Nov 07, 2011 |
5 / 5 (14) |
34
Physicists chip away at mystery of antimatter imbalance
(PhysOrg.com) -- Why there is stuff in the universe—more properly, why there is an imbalance between matter and antimatter—is one of the long-standing mysteries of cosmology. A team of researchers ...
Nov 09, 2011 |
4.7 / 5 (14) |
17
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