New memory material may hold data for one billion years
Nanotechnology / Nanomaterials
May 20, 2009 |
4.6 / 5 (45) |
17
(PhysOrg.com) -- Packing more digital images, music, and other data onto silicon chips in USB drives and smart phones is like squeezing more strawberries into the same size supermarket carton. The denser you ...
All your movies on a single DVD: study
May 20, 2009 |
4.8 / 5 (32) |
9
Scientists unveiled new DVD technology on Wednesday that stores data in five dimensions, making it possible to pack more than 2,000 movies onto a single disc.
New 'broadband' cloaking technology simple to manufacture
May 20, 2009 |
4.9 / 5 (24) |
4
(PhysOrg.com) -- Researchers have created a new type of invisibility cloak that is simpler than previous designs and works for all colors of the visible spectrum, making it possible to cloak larger objects ...
Magnetic Cactus Experimentally Demonstrates Mathematical Plant Patterns
May 20, 2009 |
4.8 / 5 (20) |
0
(PhysOrg.com) -- One of humanity’s earliest mathematical inquiries might have involved the geometric patterns in plants. The arrangement of leaves on a branch, seeds in a sunflower, and spines on a cactus ...
New book suggests Earth perhaps not such a benevolent mother after all
Other Sciences / Archaeology & Fossils
May 20, 2009 |
4.1 / 5 (21) |
15
(PhysOrg.com) -- In the past 50 years it has become commonplace to think of Earth as a nurturing place, straining mightily to maintain equilibrium so that life might continue and flourish.
Star-Forming Backbone of a Massive Structure in the Early Universe Photographed
May 20, 2009 |
4.8 / 5 (14) |
1
(PhysOrg.com) -- Using a special camera known as AzTEC developed by a research team led by Grant Wilson, astronomy professor at the University of Massachusetts Amherst, an international research group has ...
Asteroid Attack 4 Billion Years Ago May Have Accelerated Life on Earth
Space & Earth / Earth Sciences
May 20, 2009 |
4.7 / 5 (13) |
3
(PhysOrg.com) -- The bombardment of Earth nearly 4 billion years ago by asteroids as large as Kansas would not have had the firepower to extinguish potential early life on the planet and may even have given ...
GPS System Could Start Failing by Next Year
May 20, 2009 |
3.9 / 5 (13) |
11
(PhysOrg.com) -- A federal watchdog agency has warned the U.S. Congress that the GPS system could start failing in 2010 and beyond. Due to delays in launching replacement satellites and other circumstances, ...
Scientists discover area of brain that makes a 'people person'
Medicine & Health / Neuroscience
May 20, 2009 |
4.2 / 5 (12) |
6
Cambridge University researchers have discovered that whether someone is a 'people-person' may depend on the structure of their brain: the greater the concentration of brain tissue in certain parts of the ...
Not an easy time to pick a computer
May 20, 2009 |
2 / 5 (23) |
10
If you're shopping for a computer now, it may feel like purgatory.
Fire and water reveal new archaeological dating method
Other Sciences / Archaeology & Fossils
May 20, 2009 |
4.8 / 5 (9) |
0
Scientists at The University of Manchester have developed a new way of dating archaeological objects - using fire and water to unlock their 'internal clocks'.
Small evolutionary shifts make big impacts, study finds
May 20, 2009 |
4.6 / 5 (8) |
0
(PhysOrg.com) -- In the developing fetus, cell growth follows a very specific schedule. In the eye's retina, for example, cones -- which help distinguish color during the day -- develop before the more light-sensitive ...
Giant galaxy Messier 87 finally sized up
May 20, 2009 |
4.5 / 5 (8) |
0
The new observations reveal that Messier 87's halo of stars has been cut short, with a diameter of about a million light-years, significantly smaller than expected, despite being about three times the extent ...
Ancient handle with Hebrew text found in Jerusalem
Other Sciences / Archaeology & Fossils
May 20, 2009 |
4.8 / 5 (6) |
1
(AP) -- Archaeologists digging on Jerusalem's Mount of Olives have discovered a nearly 3,000-year-old jar handle bearing ancient Hebrew script, a find significantly older than most inscribed artifacts unearthed ...
Metal sheets with DNA framework may enable nanocircuits
Nanotechnology / Bio & Medicine
May 20, 2009 |
4.8 / 5 (6) |
1
(PhysOrg.com) -- Using DNA not as a genetic material but as a structural support, Cornell researchers have created thin sheets of gold nanoparticles held together by strands of DNA. The work could prove useful ...
