 Scientists turn dents into smart bumps August 23, 2006 | User rating: 4.4 / 5 after 50 vote(s)
| No comments yet
Due to a phenomenon called the shape memory effect (SME), certain "memory metals" can be distorted and then brought back to their original shape by a simple temperature change. While a one-way memory effect ... | |
 Scientists explain causes of abrupt rain storms August 15, 2006 | User rating: 4.2 / 5 after 53 vote(s)
| No comments yet
No two rain storms are alike. Dark clouds may form slowly throughout the day before a drop of rain falls, and sunny days can suddenly transform into thunderstorms. Different societies throughout history have ... | |
 Detector can count atom by atom August 10, 2006 | User rating: 4.5 / 5 after 53 vote(s)
| No comments yet
More than 80 years have passed since Louis de Broglie discovered that matter can act like a wave as well as a particle. With advances in technology, scientists have recently begun exploiting this strange property ... | |
 Scientists design simpler, more accurate nanothermometer July 26, 2006 | User rating: 4.3 / 5 after 39 vote(s)
| No comments yet
By using carbon nanotubes containing gallium for measuring temperature at the nanoscale, scientists have invented a new nanothermometer that works simply by heating and cooling the tubes. | |
Protein-Nanoparticle Material Mimics Human Brain Tissue July 21, 2006 | User rating: 4.5 / 5 after 31 vote(s)
| No comments yet
A composite material consisting of a horse protein and metallic nanoparticles displays magnetic properties very similar to those of human brain tissue, scientists have found. The work, published in the June 20 online edition ... | |
 Nanoparticles self-assemble through chemical lithography July 20, 2006 | User rating: 4.2 / 5 after 37 vote(s)
| No comments yet
Nanoparticles – while possessing some amazing properties of strength and power – are also delicate little things, when it comes to manipulating them for use in nanodevices. Many scientists consider that the ... | |
 Improved Superconductivity in Multi-Walled Carbon Nanotubes March 13, 2006 | User rating: 4 / 5 after 32 vote(s)
| No comments yet
A group of researchers from several institutions in Japan has observed superconductivity — a phenomenon in which electrons flow with no resistance — in billionth-of-a-meter sized cylindrical carbon molecules ... | |
 Nano-scale fuel cells may be closer than we think, thanks to an inexpensive new manufacturing method March 12, 2006 | User rating: 4.3 / 5 after 126 vote(s)
| No comments yet
We live in a world of hand-held devices: iPods, cell phones, PDAs, pagers... the list of essential personal technology keeps expanding, and the natural response is consolidation. It’s rare these days to see ... | |
 It Comes From Space to Solve our Energy Problems March 11, 2006 | User rating: 4.7 / 5 after 74 vote(s)
| No comments yet
GreenFuel Technologies Corporation, a start-up company in Cambridge Massachusetts, wants to use little green algae to cleanse the smoke from polluting smokestacks, converting it back into bio-fuels such as ... | |
 The Physics of Friendship March 10, 2006 | User rating: 4.6 / 5 after 156 vote(s)
| No comments yet
By comparing people to mobile particles randomly bouncing off each other, scientists have developed a new model for social networks. The model fits with empirical data to naturally reproduce the community ... | |
 Tick Tock: Who Needs an Atomic Clock? March 08, 2006 | User rating: 4.5 / 5 after 23 vote(s)
| No comments yet
“Last year the Nobel Prize recognized the significance of this field with John Hall and Theodor Hänsch,” says Chris Oates of studying optical atomic clocks. “There are a lot of new ideas coming out, and we ... | |
 Nanocaps help scientists control magnetism reversal March 03, 2006 | User rating: 4.4 / 5 after 75 vote(s)
| No comments yet
By fabricating curved “nanocaps” to study nanoscale magnetism, scientists have discovered how to partly control magnetism reversal, which could improve applications such as data storage, recording media and ... | |
 Japanese Device Uses Laser Plasma to Display 3D Images in the Air February 27, 2006 | User rating: 4.3 / 5 after 435 vote(s)
| User comments: 2
A collaboration of the Japanese National Institute of Advanced Industrial Science and Technology (AIST), Keio University and Burton Inc. has produced a device to display "real 3D images" consisting of dot arrays ... | |
 Hitching a Ride Out of a Gluttonous Black Hole February 25, 2006 | User rating: 4.6 / 5 after 82 vote(s)
| No comments yet
“Ever since Stephen Hawking showed that black holes evaporate,” says Seth Lloyd, an MIT physicist, “people have wondered about the stuff that comes out of them. Is it just garbage, or is it something else?” ... | |
 Physicists Predict Stock Market Crashes February 24, 2006 | User rating: 4 / 5 after 217 vote(s)
| No comments yet
On Monday, October 19, 1987 – infamously known as “black Monday” – the Dow fell 508 points, or 22.9%, marking the largest crash in history. Using an analytical approach similar to the one applied to explore ... | |
PhysOrg Video
- Hi-Tech Exhibit Sets Sail - video , July 24
- Raytheon Thumbing Its Way Into Combat - video , July 18
- Main Street Going Green - video , July 17
- How to Remember Dreams - video , July 14
- Cosmonauts Risk Life, Remove Explosive Bolt - video , July 11
- Oil Maverick Pushes Wind Power - video , July 9
- PhysOrg Video »
Most popular stories
-
A dash of lime -- a new twist that may cut CO2 levels back to pre-industrial levels,
July 21, 2008
-
The Pole star comes to life again,
July 21, 2008
-
Game characters get smarter and less predictable,
July 13, 2008
-
Research puts finger on virtual iPhone button,
July 22, 2008
-
Volcanic eruptions wiped out ocean life 93 million years ago,
July 16, 2008
- Most popular »
News Pix
-
Scientists identify cells for spinal-cord repair,
July 23, 2008
-
NIST Membrane Model May Unlock Secrets of Early-Stage Alzheimer's,
July 23, 2008
-
Engineers Prove Graphene is the Strongest Material,
July 22, 2008
-
Researchers offer glimpse of rare mutant cells,
July 22, 2008
- More news pix »
PhysOrg Forum
Video
Editorials
Free Magazines
Free White Papers
PhysOrg Jobs
Newsletter
Goto Archive
Suggest a story idea
Send feedback
