News tagged with radio waves
Related topics: radio telescopes , black holes , neutron stars
Radio pulses from pulsar appear to move faster than light
(PhysOrg.com) -- Laboratory experiments in the last few decades have shown that some things can appear to move faster than light without contradicting Einstein's special theory of relativity, but now astrophysicists ...
Jan 14, 2010 |
4.4 / 5 (56) |
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Pasta-shaped radio waves beamed across Venice
A group of Italian and Swedish researchers appears to have solved the problem of radio congestion by cleverly twisting radio waves into the shape of fusilli pasta, allowing a potentially infinite number of channels to be ...
Mar 02, 2012 |
4.8 / 5 (36) |
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A Theory of Dark Matter
Among the most astounding, unexpected, and important achievements of the past century (or even more) have been the discoveries of dark matter and dark energy, collectively dubbed the "dark sector."
Sep 08, 2009 |
3.6 / 5 (45) |
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Soviet find of water on the Moon in the 1970s ignored by the West
(Phys.org) -- In August 1976 Luna 24 landed on the moon and returned to Earth with samples of rocks, which were found to contain water, but this finding was ignored by scientists in the West.
Space & Earth / Space Exploration
Jun 01, 2012 |
4.7 / 5 (34) |
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Astronomers discover most massive neutron star yet known (w/ Video)
(PhysOrg.com) -- Astronomers using the National Science Foundation's Green Bank Telescope (GBT) have discovered the most massive neutron star yet found, a discovery with strong and wide-ranging impacts across ...
Oct 27, 2010 |
4.7 / 5 (33) |
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Radio telescopes capture best-ever snapshot of black hole jets (w/ video)
(PhysOrg.com) -- An international team, including NASA-funded researchers, using radio telescopes located throughout the Southern Hemisphere has produced the most detailed image of particle jets erupting from ...
May 21, 2011 |
4.9 / 5 (28) |
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Single-Molecule Magnets Open New Door for Information Technology
(PhysOrg.com) -- Recent research by scientists in Italy and France shows that that single molecules have the ability to store information via their magnetic state. Their work is a first step toward a new generation ...
Mar 09, 2009 |
4.7 / 5 (24) |
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Cold atoms make microwave fields visible
Using clouds of ultracold atoms, a scientific team at the Max Planck Institute of Quantum Optics (Germany) have made microwave fields visible.
Aug 03, 2010 |
4.9 / 5 (21) |
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High-School Student Discovers Strange Astronomical Object
(PhysOrg.com) -- A West Virginia high-school student analyzing data from a giant radio telescope has discovered a new astronomical object -- a strange type of neutron star called a rotating radio transient.
Sep 22, 2009 |
4.6 / 5 (21) |
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Radar Finds Ice Deposits at Moon's North Pole
(PhysOrg.com) -- Using data from a NASA radar that flew aboard India's Chandrayaan-1 spacecraft, scientists have detected ice deposits near the moon's north pole. NASA's Mini-SAR instrument, a lightweight, ...
Space & Earth / Space Exploration
Mar 02, 2010 |
4.3 / 5 (19) |
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NASA Balloon Mission Tunes in to a Cosmic Radio Mystery
(PhysOrg.com) -- Listening to the early universe just got harder. A team led by Alan Kogut of NASA's Goddard Space Flight Center in Greenbelt, Md., today announced the discovery of cosmic radio noise that ...
Space & Earth / Space Exploration
Jan 07, 2009 |
4.6 / 5 (17) |
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The cosmos is green: Researchers catch nature in the act of 'recycling' a star (w/Animations)
(PhysOrg.com) -- For the first time, researchers have observed a singular cosmic act of rebirth: the transformation of an ordinary, slow-rotating pulsar into a superfast millisecond pulsar with an almost infinitely ...
May 21, 2009 |
4.4 / 5 (17) |
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Nanotubes behave as optical antennae
(PhysOrg.com) -- Just as walkie-talkies transmit and receive radio waves, carbon nanotubes can transmit and receive light at the nanoscale, Cornell researchers have discovered.
Nanotechnology / Nanomaterials
Dec 21, 2010 |
4.8 / 5 (15) |
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No-photon laser: Physicists demonstrate 'superradiant' laser design
Physicists at JILA have demonstrated a novel "superradiant" laser design, which has the potential to be 100 to 1,000 times more stable than the best conventional visible lasers. This type of laser could boost ...
Apr 04, 2012 |
4.9 / 5 (14) |
7
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A new way to weigh planets
An international CSIRO-led team of astronomers has developed a new way to weigh the planets in our Solar System - using radio signals from the small spinning stars called pulsars.
Aug 24, 2010 |
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