Scientists discover exotic quantum state of matter
Apr 24, 2008 |
4.7 / 5 (81) |
5
A team of scientists from Princeton University has found that one of the most intriguing phenomena in condensed-matter physics -- known as the quantum Hall effect -- can occur in nature in a way that no one ...
Goodbye, Bunny Ears: Future Antennas May be Flat
Apr 24, 2008 |
4.2 / 5 (80) |
11
The long, wiry antennas that protrude from airplanes, cars, cell phones – and even the bunny ears on some TVs – may one day become novelty items. Researchers are developing a smart-skin antenna that is simply ...
Concrete examples don't help students learn math, study finds
Apr 24, 2008 |
4.4 / 5 (35) |
4
A new study challenges the common practice in many classrooms of teaching mathematical concepts by using “real-world,” concrete examples. Researchers led by Jennifer Kaminski, researcher scientist at Ohio State University’s ...
Molecular analysis confirms T. rex's evolutionary link to birds
Other Sciences / Archaeology & Fossils
Apr 24, 2008 |
4.5 / 5 (33) |
5
Putting more meat on the theory that dinosaurs’ closest living relatives are modern-day birds, molecular analysis of a shred of 68-million-year-old Tyrannosaurus rex protein – along with that of 21 modern ...
Galaxies Gone Wild
Apr 24, 2008 |
4.4 / 5 (32) |
9
Interacting galaxies are found throughout the Universe, sometimes as dramatic collisions that trigger bursts of star formation, on other occasions as stealthy mergers that result in new galaxies. A series ...
Simulations may explain nanoparticles 'pinned' to graphene
Apr 24, 2008 |
4.5 / 5 (24) |
2
It was hard to understand how a graphene sheet — a featureless, flat sheet of carbon atoms — lying on an equally featureless iridium surface, somehow converted itself into a kind of muffin tin that formed ...
Creating Faster Integrated Circuits by Slowing Light
Apr 24, 2008 |
4.1 / 5 (23) |
1
As the pace of photonic device development quickens, researchers at UC San Diego have shown that actually slowing light can accelerate future development in this promising field.
Plan to identify watery Earth-like planets develops
Apr 24, 2008 |
4.5 / 5 (20) |
0
Astronomers are looking to identify Earth-like watery worlds circling distant stars from a glint of light seen through an optical space telescope and a mathematical method developed by researchers at Penn State and the University ...
Giant laser system is under construction
Apr 24, 2008 |
4.3 / 5 (20) |
2
The world's largest laser system -- the National Ignition Facility -- is being built in California and officials say it will go online next year.
Refining the date of the K/T boundary and the dinosaur extinction
Other Sciences / Archaeology & Fossils
Apr 24, 2008 |
4.4 / 5 (19) |
3
Scientists at the University of California, Berkeley, and the Berkeley Geochronology Center have pinpointed the date of the dinosaurs' extinction more precisely than ever thanks to refinements to a common ...
Earthquake in Illinois could portend an emerging threat
Space & Earth / Earth Sciences
Apr 24, 2008 |
4.4 / 5 (17) |
5
To the surprise of many, the earthquake on April 18, 2008, about 120 miles east of St. Louis, originated in the Wabash Valley Fault and not the better-known and more-dreaded New Madrid Fault in Missouri's ...
Shoulder Motor Balks on Opportunity Rover's Robotic Arm
Space & Earth / Space Exploration
Apr 24, 2008 |
4.2 / 5 (16) |
3
A small motor in the robotic arm of NASA's Mars Exploration Rover Opportunity that began stalling occasionally more than two years ago has become more troublesome recently.
Ozone hole recovery may reshape southern hemisphere climate change
Space & Earth / Earth Sciences
Apr 24, 2008 |
3.1 / 5 (20) |
1
A full recovery of the stratospheric ozone hole could modify climate change in the Southern Hemisphere and even amplify Antarctic warming, according to scientists from the University of Colorado at Boulder, ...
On shaky ground: UH Prof finds geological faults threaten Houston
Space & Earth / Earth Sciences
Apr 24, 2008 |
4.4 / 5 (14) |
0
After finding more than 300 surface faults in Harris County, a University of Houston geologist now has information that could be vitally useful to the region’s builders and city planners.
Early human populations evolved separately for 100,000 years
Biology /
Apr 24, 2008 |
4.8 / 5 (12) |
1
A team of Genographic researchers and their collaborators have published the most extensive survey to date of African mitochondrial DNA (mtDNA). Over 600 complete mtDNA genomes from indigenous populations across the continent ...
