News tagged with radiation pressure
Hidden Territory on Mercury Revealed
Space & Earth / Space Exploration
Nov 04, 2009 |
4.8 / 5 (20) |
1
The MESSENGER spacecraft's third flyby of the planet Mercury has given scientists, for the first time, an almost complete view of the planet's surface and revealed some dramatic changes in Mercury's comet-like ...
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Cosmic archaeology: Astrophysicists use new spectrographs to look far back into the history of the universe
Oct 13, 2009 |
3.9 / 5 (11) |
2
(PhysOrg.com) -- The distant past of the universe is moving closer. Astronomers are using special spectrographs to investigate galaxies in the depths of the universe as part of the Sloan Digital Sky Survey ...
Warped debris disks around stars are blowin' in the wind (w/ Video)
Aug 28, 2009 |
4.3 / 5 (3) |
1
(PhysOrg.com) -- The dust-filled disks where new planets may be forming around other stars occasionally take on some difficult-to-understand shapes. Now, a team led by John Debes at NASA's Goddard Space Flight ...
Touchable Hologram Becomes Reality (w/ Video)
Aug 06, 2009 |
4.6 / 5 (51) |
18
(PhysOrg.com) -- Researchers from the University of Tokyo have developed 3D holograms that can be touched with bare hands. Generally, holograms can't be felt because they're made only of light. But the new ...
New study resolves mystery of how massive stars form
Jan 15, 2009 |
4.5 / 5 (4) |
0
(PhysOrg.com) -- Theorists have long wondered how massive stars--up to 120 times the mass of the Sun--can form without blowing away the clouds of gas and dust that feed their growth. But the problem turns ...
Physicists Explain Why Liquid Optical Fibers Don't Collapse
Jul 29, 2008 |
4.7 / 5 (34) |
1
(PhysOrg.com) -- For several years, physicists have known that liquid columns can be used to guide light. By trapping a light beam, a liquid column can act like an optical fiber, but with a liquid sheathing ...
