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Superior Super Earths
Space & Earth / Space Exploration
Nov 30, 2009 |
4.6 / 5 (55) |
15
Super Earths are named for their size, but these planets - which range from about 2 to 10 Earth masses - could be superior to the Earth when it comes to sustaining life. They could also provide an answer to ...
Physicists Calculate Number of Parallel Universes
Oct 16, 2009 |
3.1 / 5 (78) |
58
(PhysOrg.com) -- Over the past few decades, the idea that our universe could be one of many alternate universes within a giant multiverse has grown from a sci-fi fantasy into a legitimate theoretical possibility. ...
Rotating Space Elevator Propels its Own Load
May 21, 2009 |
4.6 / 5 (46) |
33
(PhysOrg.com) -- The idea of the space elevator just got a little crazier. While the “traditional” concept involved using rocket propulsion or laser light pressure to propel loads up a cable anchored to Earth, ...
Rice physicists find reappearing quantum trios
Dec 11, 2009 |
4.8 / 5 (43) |
8
Using atoms at temperatures colder than deep space, Rice University physicists have delivered overwhelming proof for a once-scoffed-at theory that's become a hotbed for research some 40 years after it first ...
Astronomers find coldest, driest, calmest place on Earth
Space & Earth / Earth Sciences
Aug 31, 2009 |
4.5 / 5 (42) |
19
The search for the best observatory site in the world has lead to the discovery of what is thought to be the coldest, driest, calmest place on Earth. No human is thought to have ever been there but it is expected to yield ...
Discovery about behavior of building block of nature could lead to computer revolution
Jul 30, 2009 |
4.7 / 5 (39) |
7
(PhysOrg.com) -- A team of physicists from the Universities of Cambridge and Birmingham have shown that electrons in narrow wires can divide into two new particles called spinons and a holons.
Dark Energy From the Ground Up: Make Way for BigBOSS
Aug 07, 2009 |
4.9 / 5 (36) |
13
(PhysOrg.com) -- Several ways have been proposed to examine dark energy, in hopes of finding out just what it is. One of them, "supernovae" for short, certainly works: it's how dark energy was discovered in ...
Sharpest views of Betelgeuse reveal how supergiant stars lose mass
Jul 29, 2009 |
4.8 / 5 (32) |
78
(PhysOrg.com) -- Betelgeuse -- the second brightest star in the constellation of Orion (the Hunter) -- is a red supergiant, one of the biggest stars known, and almost 1000 times larger than our Sun. It is ...
A Theory of Dark Matter
Sep 08, 2009 |
3.6 / 5 (41) |
58
Among the most astounding, unexpected, and important achievements of the past century (or even more) have been the discoveries of dark matter and dark energy, collectively dubbed the "dark sector."
Scientists Generate Black Hole Radiation in the Lab
Dec 07, 2009 |
4.2 / 5 (32) |
9
(PhysOrg.com) -- Due to their violent nature and long distance from Earth, black holes and their surroundings are very difficult to study. Currently, the main method to observe a black hole is to use an X-ray ...
Black hole caught zapping galaxy into existence?
Nov 30, 2009 |
4.8 / 5 (27) |
9
(PhysOrg.com) -- Which come first, the supermassive black holes that frantically devour matter or the enormous galaxies where they reside? A brand new scenario has emerged from a recent set of outstanding ...
Expanding Spot on Venus Puzzles Astronomers
Space & Earth / Space Exploration
Aug 04, 2009 |
4.2 / 5 (30) |
7
(PhysOrg.com) -- The expanding spot discovered on Venus last month may not have garnered as much attention as the meteor impact with Jupiter, but its cause is certainly more puzzling. ...
Article examines rare quantum physics effect
Sep 23, 2009 |
4.3 / 5 (28) |
8
(PhysOrg.com) -- There's nothing University of Nebraska-Lincoln physicist Herman Batelaan likes more than a challenge. And there are few areas of science more challenging than working at the sub-atomic, or ...
Galactic nuclei offer some indication of axionlike particles
May 28, 2009 |
4.5 / 5 (26) |
18
(PhysOrg.com) -- “Axionlike particles are interesting because they come up regularly when scientists study string theory. By looking at their properties, you hope to learn about string theory, or some other unified theory ...
A Superbright Supernova That’s the First of Its Kind
Dec 02, 2009 |
4.7 / 5 (24) |
6
(PhysOrg.com) -- An extraordinarily bright, extraordinarily long-lasting supernova named SN 2007bi, snagged in a search by a robotic telescope, turns out to be the first example of the kind of stars that first ...
