(PhysOrg.com) -- Somewhat the way Harry Potter can cover himself with a cloak and become invisible, Cornell researchers have developed a device that can make it seem that a bump in a carpet -- or, indeed, any flat surface ...
Optics & Photonics
May 13, 2009
6
0
(PhysOrg.com) -- Scientists and curiosity seekers who want to know what a partially or completely cloaked object would look like in real life can now get their wish -- virtually. A team of researchers at the Karlsruhe Institute ...
Optics & Photonics
Nov 13, 2009
1
0
(Phys.org)—A way of printing lasers using everyday inkjet technology has been created by scientists. The development has a wide range of possible applications, ranging from biomedical testing to laser arrays for displays.
Soft Matter
Sep 19, 2012
1
0
Taking advantage of a total lunar eclipse, astronomers using NASA's Hubble Space Telescope have detected Earth's own brand of sunscreen—ozone—in our atmosphere. This method simulates how astronomers and astrobiology researchers ...
Astronomy
Aug 6, 2020
0
525
For more than a decade, astronomers have been trying to get a closer look at GJ 1214b, an exoplanet 40 light-years away from Earth. Their biggest obstacle is a thick layer of haze that blankets the planet, shielding it from ...
Astronomy
May 10, 2023
0
295
Three-dimensional (3-D) printing, also known as additive manufacturing (AM), can transform a material layer by layer to build an object of interest. 3-D printing is not a new concept, since stereolithography printers have ...
(PhysOrg.com) -- This image from the European Space Agency's Herschel Space Observatory shows the cloud associated with the Rosette Nebula, a stellar nursery about 5,000 light-years from Earth in the Monoceros, or Unicorn, ...
Space Exploration
May 4, 2010
0
0
You may have heard that exposure to blue light can disrupt your sleep. As it turns, out it's also harmful to wildlife.
Plants & Animals
Sep 9, 2022
2
101
Researchers have developed a transparent protective coating material that can self-heal in 30 minutes when exposed to sunlight.
Polymers
Aug 8, 2022
0
204
When astronomers talk about an optical telescope, they often mention the size of its mirror. That's because the larger your mirror, the sharper your view of the heavens can be. It's known as resolving power, and it is due ...
Astronomy
Feb 24, 2020
0
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