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Have scientists at the LHC found the Higgs
or not?
(Dec 12, 2011)
The discovery of the Higgs
boson would undoubtedly be the biggest scientific breakthrough
of the century so far. Arguably, it would be the most important discovery
since Crick and Watson worked out the structure of DNA nearly 60 years
ago. On Tuesday, researchers at the Large
Hadron Collider will say how close they are when they present
the results from two of the experiments searching for the Higgs.
Read
more. BBC |
NASA stole my planet! Newly-discovered
Kepler 22b has a lot in common with the imaginary world of Heliconia
(Dec 10, 2011)
Science fiction writer Brian Aldiss is well-known for his vivid imaginings
of alien lanscapes. His Heliconia has similarities with the most Earthlike
planet found to date. But does the real exoplanet harbor the same
lush flora and fauna as its fanciful counterpart? Read
more. The Guardian |
Has the Higgs been discovered? Physicists
gear up for watershed announcement
(Dec 9, 2011)
The physics buzz reached a frenzy in the past few days over the announcement
that the teams at the Large
Hadron Collider are planning to release what is widely expected
to be tantalizing – although not conclusive – evidence
for the existence of the Higgs
boson, the elementary particle hypothesized to be the origin of
the mass of all matter. Many physicists have already swung into action,
swapping rumors about the contents of the announcement and proposing
grand ideas about what those rumors would mean, if true.
Read
more. Scientific American |
Opportunity rover finds mineral vein deposited
by water
(Dec 8, 2011)
This color view of a mineral vein called "Homestake" comes from the
panoramic camera (on NASA's Mars Exploration Rover Opportunity. The
vein is about the width of a thumb and about 18 inches (45 cm) long.
Opportunity examined it in November 2011 and found it to be rich in
calcium and sulfur, possibly the calcium-sulfate mineral gypsum.
Read
more. NASA/JPL |
Our obsession with a 'twin Earth'
(Dec 7, 2011)
Discovery of an "Earth-like" planet has generated a wave of excitement,
but our fascination with finding other habitable worlds goes back
a long way, argues science fiction writer Robert J Sawyer. The most
famous words in all of science fiction are Captain Kirk's opening
narration from Star Trek, in which he explains that the Enterprise's
mission is "to explore strange new worlds". But what we really want
is familiar new worlds – worlds like good old mother Earth,
worlds where we might find "new life and new civilizations."
Read
more. BBC |
Voyager 1 hits new region at Solar System's
edge
(Dec 6, 2011) Voyager
1 has entered a new region between our solar system and interstellar
space. Data obtained from Voyager over the last year reveal this new
region to be a kind of cosmic purgatory. In it, the wind of charged
particles streaming out from our sun has calmed, our solar system's
magnetic field is piled up, and higher-energy particles from inside
our solar system appear to be leaking out into interstellar space.
Read
more. NASA/JPL |
SETI to hunt for aliens on Kepler's worlds
(Dec 6, 2011)
When searching for extraterrestrial intelligence, it's a tricky job
to know where to look. Space is big, and the odds of detecting a transmission
from an alien are vanishingly small. But with the help of NASA's Kepler
Space Telescope, some of the guesswork is about to be cut out
of the SETI equation. Read
more. Discovery News |
Record broken for fastest spinning star
(Dec 6, 2011)
In a week a space superlatives, ESO's Very Large Telescope has picked
up the fastest rotating star found so far. This massive bright young
star lies in our neighbouring galaxy, the Large Magellanic Cloud,
about 160,000 light-years from Earth. Astronomers think that it may
have had a violent past and has been ejected from a double star system
by its exploding companion. Read
more. ESO |
Kepler 22-b: Earth-like planet confirmed
(Dec 5, 2011)
Astronomers have confirmed the existence of an Earthlike planet in
the habitable zone around
a star not unlike our own. The planet, Kepler 22-b, lies about 600
light-years away and is about 2.4 times the size of Earth, and has
a temperature of about 22C. It is the closest confirmed planet yet
to one like ours – an "Earth 2.0". Read
more. BBC |
Team sees biggest black holes yet
(Dec 5, 2011)
A US team has found the two biggest supermassive
black holes known to science, Nature journal reports. Sitting
at the centres of two nearby galaxies, the two objects have masses
close to 10 billion times greater than our Sun. Such large black holes
had been suspected to exist, but, until now, the biggest known was
some 6.3 billion times the mass of the Sun. Read
more. BBC |
'Moment of truth' approaching in Higgs
boson hunt
(Dec 5, 2011)
In recent months, news headlines have been dominated by one story
from the world of particle physics – those befuddling faster-than-light
neutrinos. Such is the
interest in those speedy subatomic particles that developments in
the search for the elusive Higgs
boson have been all-but eclipsed. But next Tuesday, at a seminar
in Geneva, scientsists will announce the results of their latest analysis
of data from the two big experiments being used to hunt for the Higgs.
Read
more. BBC |
China's launch rate set to surpass United
States
(Dec 5, 2011)
For the first time since joining the spacefaring community in 1970,
China is poised to eclipse the number of U.S. space launches in a
single year. Launching clandestine military payloads, navigation and
communications satellites, research platforms and pathfinders for
its manned space program, Chinese Long March rockets have blasted
off 17 times this year. One of the missions failed to reach orbit
in August. Read
more. Spaceflight Now |
Mars Science Lab right on course
(Dec 4, 2011)
The launch of NASA's Mars
Science Laboratory was so precise that an early course correction
maneuver was postponed for another month or more. That first of six
planned adjustments during the 254-day journey from Earth to Mars
had been scheduled for 15 days after the mission's Nov. 26 launch.
Now, the correction maneuver won't be performed until later in December
or possibly January. As of 9 a.m. PST (noon EST) on Friday, Dec. 2,
the spacecraft had traveled 10.8 million miles (17.3 million km) of
its 352-million-mile flight to Mars. Read
more. NASA/JPL |
Has a Higgs signal been found?
(Dec 3, 2011)
Rumors are circulating that a signal for the Higgs
boson has been seen at an energy of 125 GeV with 2–3 sigma
significance. This would be a great result if confirmed because at
this mass the standard model has problems with vacuum stability that
are likely to require supersymmetry
or something similar to stabilize. Read
more. viXra log |
Europe ends calls to stranded Mars probe
(Dec 3, 2011)
It is looking increasingly grim for Russia's Mars mission Phobos-Grunt,
which has been stuck circling the Earth since its launch in early
November. Apart from some brief radio contact with the wayward probe
just over a week ago, there has been total silence from the spacecraft.
The European Space Agency announced on Friday that it was now ceasing
any further attempts to get a signal. Read
more. BBC |
Kepler spots scorching hot super-Earth
(Dec 3, 2011) Kepler
now has another planet to add to its growing list. A research team
led by Steve Howell, NASA Ames Research Center, has shown that one
of the brightest stars in the Kepler star field has a planet with
a radius only 1.6 that of the Earth and a mass no greater that 10
Earth masses, circling its parent star with a 2.8-day period.
Read
more. NASA/Kepler |
Voyagers detect birth pains of stars
(Dec 2, 2011)
Far beyond the orbit of Pluto, the two aging Voyager
spacecraft have detected ultraviolet light that confirms that a type
of radiation known as Lyman-alpha
emissions come from parts of the Milky Way where stars are born. It
isn't a surprising find, but it's important because it helps confirm
an old hypothesis about star formation. Read
more. Nature |
Excitement as Higgs boson seminar set
to announce latest LHC findings
(Dec 1, 2011)
The runup to Christmas looks exciting for the Large
Hadron Collider. Staff at the laboratory have arranged a special
seminar on Tuesday 13 December at which the latest results in the
search for the Higgs
boson will be made public. The presentation is due to happen directly
after the lab's scientific policy committee has convened one of its
regular meetings behind closed doors. Read
more. The Guardian |
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