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Statistics experts reject global cooling claims
Space & Earth / Earth Sciences
Oct 26, 2009 |
4.6 / 5 (92) |
23
(AP) -- Have you heard that the world is now cooling instead of warming? You may have seen some news reports on the Internet or heard about it from a provocative new book.
Turning heat to electricity... efficiently
Nov 18, 2009 |
4.8 / 5 (65) |
9
(PhysOrg.com) -- In everything from computer processor chips to car engines to electric powerplants, the need to get rid of excess heat creates a major source of inefficiency. But new research points the way ...
Hackers leak e-mails, stoke climate debate
Nov 21, 2009 |
3.6 / 5 (74) |
45
(AP) -- Computer hackers have broken into a server at a well-respected climate change research center in Britain and posted hundreds of private e-mails and documents online - stoking debate over whether some scientists have ...
Scientists Create Material More Insulating than the Vacuum
Dec 10, 2009 |
4.5 / 5 (57) |
26
(PhysOrg.com) -- With its complete lack of atoms, a vacuum is often considered to be the best known insulator. For this reason, vacuums are regularly used to reduce heat transfer, such as in the lining of ...
Stars Fueled by Dark Matter Could Hold Secrets to the Universe
Nov 03, 2009 |
4.4 / 5 (58) |
44
(PhysOrg.com) -- The first stars in the universe may have been very different from the stars we see today, yet they may hold clues to understanding some of the mysterious features of the universe. These "dark ...
Superior Super Earths
Space & Earth / Space Exploration
Nov 30, 2009 |
4.6 / 5 (55) |
15
Super Earths are named for their size, but these planets - which range from about 2 to 10 Earth masses - could be superior to the Earth when it comes to sustaining life. They could also provide an answer to ...
Superconductor magnet spacecraft heat shield being developed
Nov 26, 2009 |
4.8 / 5 (44) |
28
(PhysOrg.com) -- European space agencies and an aerospace giant are developing a new re-entry heat shield that will use superconductor magnets to generate a magnetic field strong enough to deflect the superhot ...
Rice physicists find reappearing quantum trios
Dec 11, 2009 |
4.8 / 5 (43) |
8
Using atoms at temperatures colder than deep space, Rice University physicists have delivered overwhelming proof for a once-scoffed-at theory that's become a hotbed for research some 40 years after it first ...
Is global warming unstoppable?
Nov 23, 2009 |
3.6 / 5 (56) |
81
In a provocative new study, a University of Utah scientist argues that rising carbon dioxide emissions - the major cause of global warming - cannot be stabilized unless the world's economy collapses or society builds the ...
Machine Converts CO2 into Gasoline, Diesel, and Jet Fuel
Nov 23, 2009 |
4.4 / 5 (45) |
25
(PhysOrg.com) -- Researchers at Sandia National Laboratories have built a machine that uses the sun's energy to convert carbon dioxide waste from power plants into transportation fuels such as gasoline, diesel, ...
Antarctic ice loss vaster, faster than thought: study
Space & Earth / Earth Sciences
Nov 22, 2009 |
3.8 / 5 (52) |
45
The East Antarctic icesheet, once seen as largely unaffected by global warming, has lost billions of tonnes of ice since 2006 and could boost sea levels in the future, according to a new study.
High-performance plasmas may make reliable, efficient fusion power a reality
Nov 02, 2009 |
4.7 / 5 (40) |
48
In the quest to produce nuclear fusion energy, researchers from the DIII-D National Fusion Facility have recently confirmed long-standing theoretical predictions that performance, efficiency and reliability ...
Gallium nitride transistor could replace silicon
Dec 08, 2009 |
4.7 / 5 (36) |
6
(PhysOrg.com) -- A Cornell researcher has created an extremely efficient transistor made from gallium nitride, which may soon replace silicon as king of semiconductors for power applications.
Science not faked, but not pretty
Dec 12, 2009 |
3 / 5 (57) |
97
(AP) -- E-mails stolen from climate scientists show they stonewalled skeptics and discussed hiding data - but the messages don't support claims that the science of global warming was faked, according to an ...
Gamma-ray photon race ends in dead heat; Einstein wins this round
Oct 28, 2009 |
4.7 / 5 (35) |
62
Racing across the universe for the last 7.3 billion years, two gamma-ray photons arrived at NASA's orbiting Fermi Gamma-ray Space Telescope within nine-tenths of a second of one another. The dead-heat finish ...
