Physicists offer foundation for uprooting a hallowed principle of physics
Jan 05, 2009 |
4.7 / 5 (23) |
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Physicists at Indiana University have developed a promising new way to identify a possible abnormality in a fundamental building block of Einstein's theory of relativity known as "Lorentz invariance." If confirmed, the abnormality ...
Milky Way a Swifter Spinner, More Massive, New Measurements Show
Jan 05, 2009 |
4.9 / 5 (21) |
5
(PhysOrg.com) -- Fasten your seat belts -- we're faster, heavier, and more likely to collide than we thought. Astronomers making high-precision measurements of the Milky Way say our home Galaxy is rotating ...
A Better Way to Make Nanotubes
Nanotechnology / Nanomaterials
Jan 05, 2009 |
4.9 / 5 (15) |
11
(PhysOrg.com) -- A compound synthesized for the first time by Berkeley Lab scientists could help to push nanotechnology out of the lab and into faster electronic devices, more powerful sensors, and other advanced ...
Zeroing in on Hubble's constant
Jan 05, 2009 |
4.3 / 5 (12) |
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(PhysOrg.com) -- In the early part of the 20th Century, Carnegie astronomer Edwin Hubble discovered that the universe is expanding. The rate of expansion is known as the Hubble constant. Its precise value ...
Scientists determine Viking trade routes by the metal in their swords
Jan 05, 2009 |
4.5 / 5 (11) |
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Scientists at the National Physical Laboratory (NPL) in Teddington have worked with the Wallace Collection to analyse the contents of Viking swords - and the results shed new light on trade routes in the middle ...
Scientists can now differentiate between healthy cells and cancer cells
Biology /
Jan 05, 2009 |
4.2 / 5 (11) |
3
One of the current handicaps of cancer treatments is the difficulty of aiming these treatments at destroying malignant cells without killing healthy cells in the process. But a new study by McMaster University researchers ...
Lunar rock-like material may someday house moon colonies
Jan 05, 2009 |
4.6 / 5 (9) |
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(PhysOrg.com) -- Dwellings in colonies on the moon one day may be built with new, highly durable bricks developed by students from the College of Engineering at Virginia Tech.
Volcanoes cool the tropics, say researchers
Space & Earth / Earth Sciences
Jan 05, 2009 |
3.1 / 5 (12) |
9
Climate researchers have shown that big volcanic eruptions over the past 450 years have temporarily cooled weather in the tropics—but suggest that such effects may have been masked in the 20th century by rising ...
Dead Stars Tell Story of Planet Birth
Jan 05, 2009 |
4.4 / 5 (8) |
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(PhysOrg.com) -- Astronomers have turned to an unexpected place to study the evolution of planets -- dead stars. Observations made with NASA's Spitzer Space Telescope reveal six dead "white dwarf" stars littered ...
Researchers create all seeing 'eye'
Jan 05, 2009 |
4.1 / 5 (8) |
0
The remarkable ability of insects to look in all directions at once has been emulated by a team of international scientists who have built an artificial 'eye' with an unobstructed all-round view.
Stars Forming Just Beyond Black Hole’s Grasp at Galactic Center
Jan 05, 2009 |
3.9 / 5 (8) |
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(PhysOrg.com) -- The center of the Milky Way presents astronomers with a paradox: it holds young stars, but no one is sure how those stars got there. The galactic center is wracked with powerful gravitational ...
Team finds breast cancer gene linked to disease spread
Jan 05, 2009 |
5 / 5 (6) |
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A team of researchers at Princeton University and The Cancer Institute of New Jersey has identified a long-sought gene that is fatefully switched on in 30 to 40 percent of all breast cancer patients, spreading the disease, ...
Astrophysicists map the Milky Way's 4 spiral arms
Jan 05, 2009 |
4.7 / 5 (6) |
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Iowa State University's Martin Pohl is part of a research team that has developed the first complete map of the Milky Way galaxy's spiral arms. The map shows the inner part of the Milky Way has two prominent, symmetric spiral ...
Researchers discover 'on switch' for cell death signaling mechanism
Biology /
Jan 05, 2009 |
4.5 / 5 (6) |
0
Scientists at Burnham Institute for Medical Research (Burnham) have determined the structure of the interactions between proteins that form the heart of the death inducing signaling complex (DISC), which is responsible for ...
Iridescence invisible to human eye enables bees to view flowers in different colours
Biology /
Jan 05, 2009 |
5 / 5 (5) |
3
(PhysOrg.com) -- Bees see some flowers in multicolour because of previously unknown iridescence of the petals, usually invisible to the human eye, researchers from the University of Cambridge report this week ...
