News tagged with theory
Einstein's theory applied to superconducting circuits
In recent years, UC Santa Barbara scientists showed that they could reproduce a basic superconductor using Einstein's general theory of relativity. Now, using the same theory, they have demonstrated that the Josephson junction ...
Jun 10, 2011 |
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Quantum knowledge cools computers: New understanding of entropy
From a laptop warming a knee to a supercomputer heating a room, the idea that computers generate heat is familiar to everyone. But theoretical physicists have discovered something astonishing: not only do computational processes ...
Jun 01, 2011 |
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Shame and honor increase cooperation
Honour and shame work equally well in encouraging social cooperation, according to a new study by researchers at the University of British Columbia and the Germany's Max Planck Institute for Evolutionary Biology.
Other Sciences / Social Sciences
Jun 01, 2011 |
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Testing the spiral density wave theory
Spiral galaxies are one of the most captivating structures in astronomy, yet their nature is still not fully understood. Astronomers currently have two categories of theories that can explain this structure, ...
May 30, 2011 |
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Measuring galaxy black hole masses
(PhysOrg.com) -- Black holes, one of the most amazing and bizarre predictions of Einstein's theory of gravity, are irresistible sinks for matter and energy. They are so dense that not even light can escape ...
May 27, 2011 |
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To bluff, or not to bluff? That is the question
Economist Christopher Cotton from the University of Miami (UM), uses game theory to explore two of the most famous military bluffs in history. The findings are published in the current issue of the Journal of Peace Research.
Other Sciences / Social Sciences
May 23, 2011 |
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Dark Energy is real: WiggleZ galaxy project proves Einstein was right again
(PhysOrg.com) -- An Australian-based astronomy team, co-led by Professor Michael Drinkwater from the School of Mathematics and Physics (SMP) at The University of Queensland (UQ), has shown that the mysterious ...
May 19, 2011 |
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Karlsruhe invisibility cloak: Disappearing visibly
"Seeing something invisible with your own eyes is an exciting experience," say Joachim Fischer and Tolga Ergin. For about one year, both physicists and members of the team of Professor Martin Wegener at KIT's ...
May 18, 2011 |
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Multiferroics could lead to low-power devices
(PhysOrg.com) -- Magnetic materials in which the north and south poles can be reversed with an electric field may be ideal candidates for low-power electronic devices, such as those used for ultra-high data storage. But finding ...
May 17, 2011 |
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Getting inside the control mechanisms of complex systems
Northeastern University researchers are offering a fascinating glimpse into how greater control of complex systems, such as cellular networks and social media, can be achieved by merging the tools of network ...
Technology / Computer Sciences
May 13, 2011 |
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Economist studies how higher gas price affect consumer behavior
A dollar is a dollar is a dollar, so goes the economic theory of fungibility. But do people really act that way? In a new working paper, Brown University economist Justine Hastings and Jesse Shapiro of Chicago Booth School ...
Other Sciences / Economics & Business
May 12, 2011 |
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Study shows evolutionary adaptations can be reversed, but rarely
(PhysOrg.com) -- Ever since Charles Darwin proposed his theory of evolution in 1859, scientists have wondered whether evolutionary adaptations can be reversed.
May 11, 2011 |
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Darwin's travels may have led to illness, death
(AP) -- The very travels that inspired Charles Darwin's theory of evolution and shaped modern biology may have led to one of the illnesses that plagued the British naturalist for decades and ultimately led ...
May 06, 2011 |
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Mystery force may be due to mirrors
Portuguese physicists report that they have identified the unknown force whose influence on outward bound interplanetary space probes has puzzled scientists since 1998. ...
May 05, 2011 |
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Gravity Probe B confirms two Einstein theories
(PhysOrg.com) -- Stanford and NASA researchers have confirmed two predictions of Albert Einstein's general theory of relativity, concluding one of the space agency's longest-running projects.
May 04, 2011 |
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