Time to overhaul Newton's theory of gravitation? Galaxy cluster models cast doubt on dark matter

Physics / General Physics

created Oct 31, 2007 | popularity 4.3 / 5 (106) | comments 18

For almost 75 years, astronomers have believed that the Universe has a large amount of unseen or ‘dark’ matter, thought to make up about five-sixths of the matter in the cosmos. With the conventional theory of gravitation, ...


Nanotube Radio

Make Way for the Real Nanopod: Researchers Create First Fully Functional Nanotube Radio

Nanotechnology / Nanophysics

created Oct 31, 2007 | popularity 4.8 / 5 (83) | comments 1

Make way for the real nanopod and make room in the Guinness World Records. A team of researchers with the US Department of Energy's Lawrence Berkeley National Laboratory and the University of California at ...


Scientists discover new way to make water

Chemistry /

created Oct 31, 2007 | popularity 4.8 / 5 (72) | comments 0

In a familiar high-school chemistry demonstration, an instructor first uses electricity to split liquid water into its constituent gases, hydrogen and oxygen. Then, by combining the two gases and igniting them with a spark, ...


Scientists treat cancer as an infectious disease -- with promising results

Medicine & Health / Cancer

created Oct 31, 2007 | popularity 4.6 / 5 (39) | comments 0

Researchers at the Albert Einstein College of Medicine of Yeshiva University have shown for the first time that cancers can be successfully treated by targeting the viruses that cause them. The findings, published in the ...


Using nanotech to make Robocops

Nanotechnology / Nanomaterials

created Oct 31, 2007 | popularity 4.4 / 5 (33) | comments 1

Bulletproof jackets do not turn security guards, police officers and armed forces into Robocops, repelling the force of bullets in their stride. New research in carbon nanotechnology however could give those in the line ...


Robot Suit May Help You Achieve a Perfect Golf Swing

Robot Suit May Help You Achieve a Perfect Golf Swing

Technology / Engineering

created Oct 31, 2007 | popularity 4.4 / 5 (29) | comments 2

Researchers have developed a vibrotactile feedback suit to help individuals learn new motor skills more quickly and accurately than by mimicking human teachers alone. Besides golf, dance and sports training, ...


Planet hunters announce three new finds

Planet hunters announce three new finds

Space & Earth / Astronomy

created Oct 31, 2007 | popularity 4.6 / 5 (27) | comments 0

The UK's leading team of planet-hunting astronomers, the Wide Angle Search for Planets (WASP), today announced the discovery of three new planets. These extra-solar planets were seen to pass in front of, ...


Paleontologists Discover Ancient Jurassic Mammal with New Type of Teeth

Paleontologists Discover Ancient Jurassic Mammal with New Type of Teeth

Other Sciences / Archaeology & Fossils

created Oct 31, 2007 | popularity 4.5 / 5 (25) | comments 1

A team of Chinese and American scientists has discovered a new mammal from the 165 million-year-old lakebeds of the Jurassic Period in Northern China.


Study confirms supermassive black holes produce powerful galaxy-shaping winds

Space & Earth / Astronomy

created Oct 31, 2007 | popularity 4.5 / 5 (25) | comments 0

Supermassive black holes can produce powerful winds that shape a galaxy and determine their own growth, confirms a group of scientists from Rochester Institute of Technology.


Magnet Coil

New Magnet Design Could Shed Light On Nanoscience

Physics / General Physics

created Oct 31, 2007 | popularity 4.7 / 5 (21) | comments 0

Engineers at Florida State University’s National High Magnetic Field Laboratory have successfully tested a groundbreaking new magnet design that could literally shed new light on nanoscience and semiconductor ...


Fossil record reveals elusive jellyfish more than 500 million years old

Fossil record reveals elusive jellyfish more than 500 million years old

Other Sciences / Archaeology & Fossils

created Oct 31, 2007 | popularity 4.6 / 5 (17) | comments 0

Using recently discovered “fossil snapshots” found in rocks more than 500 million years old, three University of Kansas researchers have described the oldest definitive jellyfish ever found.


Fowl play as scientists make power from chicken droppings

Technology / Energy

created Oct 31, 2007 | popularity 4.8 / 5 (16) | comments 1

Researchers at The University of Manchester have started work on a project to produce power from chicken droppings.


Punishing Innocent Downloaders Violates Free Speech, Professor Argues

Other Sciences / Other

created Oct 31, 2007 | popularity 3.9 / 5 (18) | comments 0

As record labels are dramatically increasing lawsuits over music piracy, a University of Arkansas law professor argues that the law's automatic punishment of illegal downloading violates the First Amendment.


Adult Male Parrotfish

Coral reefs will be permanently damaged without urgent action

Space & Earth / Environment

created Oct 31, 2007 | popularity 4.8 / 5 (14) | comments 0

Coral reefs could be damaged beyond repair, unless we change the way we manage the marine environment. New research by the Universities of Exeter and California Davis, published today in Nature, shows how da ...


Wildfire drives carbon levels in northern forests

Space & Earth / Environment

created Oct 31, 2007 | popularity 3.9 / 5 (16) | comments 0

Far removed from streams of gas-thirsty cars and pollution-belching factories lies another key player in global climate change. Circling the northern hemisphere, the conifer-dominated boreal forests - one of the largest ...




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