Optics
- Be More Visible By Learning About Invisibility
-
Research into the development of invisibility devices has spurred two physicists’ thought on the behaviour of light to overcome the seemingly intractable problem of optical singularities which could soon lead to the manufacturing of a perfect cat’s eye. A ...
Article - News Staff - Nov 28 2008 - 4:30am
- Research Into Metamaterials May Pave The Road To Invisibility
-
It's an idea that has pervaded a huge amount of science fiction and fantasy stories, from Star Trek to Harry Potter, and there are few of us that would deny a couple of hours with one- but is an invisibility cloak actually possible? Although the light ...
Article - Chris Rollins - Dec 2 2008 - 3:52pm
- Holograms, And Lasers And Nanoassembly, O My!
-
Researchers at Purdue University have developed a technique that uses a laser and holograms to precisely position numerous tiny particles within seconds, representing a potential new tool to analyze biological samples or create devices using nanoassembly. ...
Article - News Staff - Sep 8 2010 - 6:54pm
- Optical Lattice Stores Quantum Information For A 7-Millisecond Eternity
-
It may seem, at least to those of us who have been alive long enough to witness any of the advances in semiconductor technology, that computer power has been improving at breakneck speed. A quantum computer, however- a theoretical type of computer that uti ...
Article - Chris Rollins - Dec 9 2008 - 7:07pm
- Einstein Cross- Microlensing Gets Us A Better Look At The Cosmic Mirage
-
A team of astronomers from Europe and the US studied the "Einstein Cross", a famous cosmic mirage. This cross-shaped configuration consists of four images of a single very distant source. The multiple images are a result of gravitational lensing ...
Article - News Staff - Dec 13 2008 - 9:55am
- Boosting Solar Cells With Nanoparticles
-
Deriving plentiful electricity from sunlight at a modest cost is a challenge with immense implications for energy, technology, and climate policy. A paper in a special energy issue of Optics Express, describes a relatively new approach to solar cells: laci ...
Article - News Staff - Dec 23 2008 - 9:55pm
- Nano Tractor Beam Of Light Traps DNA
-
Using a beam of light shunted through a tiny silicon channel, researchers have created a nanoscale trap that can stop free floating DNA molecules and nanoparticles in their tracks. By holding the nanoscale material steady while the fluid around it flows fr ...
Article - News Staff - Jan 1 2009 - 7:24pm
- Galileo's Telescope Recreated
-
In 1609, 400 years ago, Galileo revolutionized humankind's understanding of our position in the Universe when he used a telescope for the first time to study the heavens and sketched radical new views of the moon and also discovering the satellites o ...
Article - News Staff - Jan 9 2009 - 1:13am
- Picture: Sundog
-
Picture: Sundog on the right, the Sun on the left. Picture was taken in Finland, Lahti 3.1.2008. Sundogs exist, when there is ice in atmosphere which reflects the Sun light. The phenomenon is not that rare, but usually you do not have camera with you. Th ...
Blog Post - Pasi Hakkarainen - Jan 9 2009 - 1:01pm
- Unraveling The Mysteries Of Camouflage
-
Uniform and mottle patterns are what most people recognize as camouflage and those patterns function by resembling the background. True background matching is not simple, though, and Roger T. Hanlon and colleagues say they are making one of the first ef ...
Article - News Staff - Jan 15 2009 - 2:58pm
Know Science And Want To Write?
Donate or Buy SWAG
Please donate so science experts can write
for the public.
At Science 2.0, scientists are the journalists,
with no political bias or editorial control. We
can't do it alone so please make a difference.
We are a nonprofit science journalism
group operating under Section 501(c)(3)
of the Internal Revenue Code that's
educated over 300 million people.
You can help with a tax-deductible
donation today and 100 percent of your
gift will go toward our programs,
no salaries or offices.
