Physicists investigate how time moves forward
Sep 05, 2008 |
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As humans, we have a very intuitive concept of time, and of the differences between the past, present, and future. But, as scientists Edward Feng of the University of California, Berkeley, and Gavin Crooks of the Lawrence ...
Astronomer Discovers Upper Mass Limit for Black Holes
Sep 05, 2008 |
4.4 / 5 (49) |
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There appears to be an upper limit to how big the universe’s most massive black holes can get, according to new research led by a Yale University astrophysicist.
LHC switch-on fears are completely unfounded: new research paper
Sep 05, 2008 |
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(PhysOrg.com) -- A new report published on Friday, 5 September, provides the most comprehensive evidence available to confirm that the Large Hadron Collider (LHC)'s switch-on, due on Wednesday next week, poses no threat to ...
Robot Scout: Fly Me (Safely) to the Moon
Space & Earth / Space Exploration
Sep 05, 2008 |
4.6 / 5 (20) |
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The first attempt to land humans on the moon -- Apollo 11 -- was a triumph that almost ended in disaster. At just 400 feet from the lunar surface, with only about a minute's worth of fuel remaining, astronauts ...
Tracking the reasons many girls avoid science and math
Sep 05, 2008 |
3.9 / 5 (15) |
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Most parents and many teachers believe that if middle-school and high-school girls show no interest in science or math, there's little anyone can do about it. New research by a team that includes vocational ...
Spiky Probe on NASA Mars Lander Raises Vapor Quandary
Space & Earth / Space Exploration
Sep 05, 2008 |
4.9 / 5 (10) |
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(PhysOrg.com) -- A fork-like conductivity probe has sensed humidity rising and falling beside NASA's Phoenix Mars Lander, but when stuck into the ground, its measurements so far indicate soil that is thoroughly ...
StellarWindow turns your laptop into a virtual planetarium
Electronics / Consumer & Gadgets
Sep 05, 2008 |
3.5 / 5 (12) |
1
If you enjoy looking at the stars, but get a little impatient trying to figure out which way to hold your star map to identify the constellations, a new software program may make things easier. Called StellarWindow, ...
Science paper examines role of aerosols in climate change
Sep 05, 2008 |
3.5 / 5 (11) |
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A group of scientists affiliated with the International Geosphere-Biosphere Programme (IGBP) have proposed a new framework to account more accurately for the effects of aerosols on precipitation in climate models. Their work ...
Cassini Images Ring Arcs Among Saturn's Moons
Space & Earth / Space Exploration
Sep 05, 2008 |
4.7 / 5 (7) |
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(PhysOrg.com) -- NASA's Cassini spacecraft has detected a faint, partial ring orbiting with one small moon of Saturn, and has confirmed the presence of another partial ring orbiting with a second moon. This ...
Michigan integral to world's largest physics experiment
Sep 05, 2008 |
4.3 / 5 (7) |
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After 20 years of construction, a machine that could either verify or nullify the prevailing theory of particle physics is about to begin its mission. CERN's epic Large Hadron Collider (LHC) project currently involves 25 ...
Atomic structure of the mammalian 'fatty acid factory' determined
Biology /
Sep 05, 2008 |
4.5 / 5 (6) |
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Mammalian fatty acid synthase is one of the most complex molecular synthetic machines in human cells. It is also a promising target for the development of anti-cancer and anti-obesity drugs and the treatment of metabolic ...
Technology users are failing to take adequate steps to protect their digital privacy
Sep 05, 2008 |
4.3 / 5 (6) |
3
In the face of technology that will soon be able not only to track an individual's movements but predict them too, people are far too relaxed about protecting their privacy, according to social psychologist Saadi Lahlou, ...
Lightweight and long-legged males go the distance for sex
Biology /
Sep 05, 2008 |
4.2 / 5 (6) |
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Finding a mate can take considerable legwork as recently illustrated by the flightless and nocturnal Cook Strait giant weta Deinacrida rugosa. This cricket relative is found in New Zealand and is one of the ...
1 step back ... 2 steps forward
Sep 05, 2008 |
4.6 / 5 (5) |
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Women with hormone-receptor positive, metastatic breast cancer may take medications for years to help keep their cancer at bay, but when the tumor becomes resistant to anti-hormonal drugs, treatment with chemotherapy becomes ...
Old sheep raising the baaa
Biology /
Sep 05, 2008 |
4.6 / 5 (5) |
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Populations of wild animals face the challenge of surviving in a changing climate. Researchers at Imperial College London and Université Claude Bernard Lyon have shown how a sheep population on a remote island ...
