Another piece in the dark matter puzzle
Oct 05, 2007 |
4.1 / 5 (72) |
11
Most scientists agree that most of the matter in the universe is dark. Dark matter, which is undetectable through direct observation, can only be inferred because of its effects on the matter that we can see.
Fifty Times sharper than Hubble
Oct 05, 2007 |
4.8 / 5 (46) |
4
M87, the central galaxy of the Virgo cluster in a distance of only 50 million light years, was observed by Yuri Kovalev from the Max Planck Institute for Radio Astronony (MPIfR) in Bonn and his colleagues ...
Technology would help detect terrorists before they strike
Technology / Computer Sciences
Oct 05, 2007 |
3.8 / 5 (12) |
1
Are you a terrorist? Airport screeners, customs agents, police officers and members of the military who silently pose that question to people every day, may soon have much more than intuition to depend on to determine the ...
Nanofabrication method paves way for new optical devices
Oct 05, 2007 |
4.5 / 5 (26) |
0
An innovative and inexpensive way of making nanomaterials on a large scale has resulted in novel forms of advanced materials that pave the way for exceptional and unexpected optical properties. The new fabrication technique, ...
Ugly duckling mole rats might hold key to longevity
Biology /
Oct 05, 2007 |
4.2 / 5 (27) |
0
Who would have thought that the secrets to long life might exist in the naked, wrinkled body of one of the world's ugliest animals? Probably not many, but current research may be leading seekers of the Fountain ...
Supernovae not what they used to be
Oct 05, 2007 |
4 / 5 (29) |
2
Exploding stars that light the way for research on dark energy aren’t as powerful or bright, on average, as they once were, says a new study by University of Toronto astronomers.
'Crowcam' spies on clever birds
Biology /
Oct 05, 2007 |
4.7 / 5 (10) |
0
A new technique developed by Oxford University zoologists enables researchers to ‘hitch a ride’ with wild birds and witness their natural and undisturbed behaviour.
Researchers identify key step bird flu virus takes to spread readily in humans
Oct 05, 2007 |
4.1 / 5 (18) |
0
Since it first appeared in Hong Kong in 1997, the H5N1 avian flu virus has been slowly evolving into a pathogen better equipped to infect humans. The final form of the virus, biomedical researchers fear, will be a highly ...
Fungus genome yielding answers to protect grains, people and animals
Biology /
Oct 05, 2007 |
4 / 5 (7) |
0
Why a pathogen is a pathogen may be answered as scientists study the recently mapped genetic makeup of a fungus that spawns the worst cereal grains disease known and also can produce toxins potentially fatal ...
Fair Play in Chimpanzees
Biology /
Oct 05, 2007 |
4.4 / 5 (5) |
1
New research from the Max Planck Institute of Evolutionary Anthropology in Leipzig, Germany shows that unlike humans, chimpanzees conform to traditional economic models. The research, conducted by Keith Jensen, ...
Got calcium? UWM researcher finds that food labels confuse consumers
Oct 05, 2007 |
4 / 5 (2) |
0
Current food labeling leads to under-consumption of calcium, according to this study. Those who were taught how to translate the information consumed more. Researchers believe the same is true for other beneficial ...
Genes from the father facilitate the formation of new species
Biology /
Oct 05, 2007 |
5 / 5 (1) |
0
The two closely related bird species, the collared flycatcher and the pied flycatcher, can reproduce with each other, but the females are more strongly attracted to a male of their own species. This has been shown by an ...
Subatomic particles and giant magnets
Oct 05, 2007 |
4 / 5 (14) |
0
Lest anyone be tempted to think of Stanley Hall’s giant magnet as a $5 million toy for fun-starved quantitative scientists, Jeff Pelton is eager to set the record straight. Pelton, a spectroscopist who manages ...
Stem cells may enhance capability of heart cells to regenerate
Oct 05, 2007 |
5 / 5 (2) |
0
During a fatal heart attack, at least 1 billion heart cells are killed in the left ventricle, one of the heart’s two big lower pumping chambers that move blood into the body.
Trick of Nature Allows Hubble and Keck to Find Tiny Galaxy
Oct 05, 2007 |
4.1 / 5 (14) |
0
A team of astronomers at the University of California at Santa Barbara report that they have resolved a dwarf galaxy 6 billion light-years away. Weighing only 1/100 as much as our Milky Way Galaxy, the dwarf ...
