A taut tug on the line signals the arrival of dinner, and the leggy spider dashes across the web to find a tasty squirming insect. The spider, known as an orb weaver, must perfectly execute this moment, from a lightning-fast ...
Plants & Animals
Oct 26, 2015
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(Phys.org) —A team of researchers led by Prof. Young-Tae Chang from National University of Singapore and Prof. Yoon-Kyoung Cho from Ulsan National Institute of Science and Technology (UNIST), Korea, developed a fluorescent ...
Analytical Chemistry
Aug 7, 2013
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Researchers have demonstrated a write-once-read-many-times information-storage device, made of DNA embedded with silver nanoparticles, that uses ultraviolet light to encode data.
Nanophysics
Jan 5, 2012
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Scientists are reporting development and successful initial testing of the first practical "smart" material that may supply the missing link in efforts to use in medicine a form of light that can penetrate four inches into ...
Polymers
Nov 16, 2011
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Scientists at the University of California, San Diego have developed what they believe to be the first polymeric material that is sensitive to biologically benign levels of near infrared (NRI) irradiation, enabling the material ...
Polymers
Oct 3, 2011
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Shining a laser light on cells and then clicking off the light makes the cells "breathe in" surrounding water, providing a potentially powerful delivery system for chemotherapy drugs, as well as a non-invasive way to target ...
Bio & Medicine
Mar 16, 2011
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0
(PhysOrg.com) -- Japanese researchers at RIKEN have successfully developed a revolutionary new polymer film that changes shape upon irradiation with UV and visible light. Described in Science, the film is the largest-ever ...
Polymers
Nov 4, 2010
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As the nation ponders its energy choices, Americans keep asking themselves: how can the country make better use of its resources and emit fewer greenhouse gases without hurting U.S. industries? A research project at Idaho ...
Energy & Green Tech
Nov 30, 2009
7
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(PhysOrg.com) -- Those who like to watch spy movies like “Mission Impossible” are familiar with the self-destructing messages that inform the secret agents of the details of their mission and then dissolve in a puff of ...
Nanomaterials
Aug 26, 2009
1
0
The old saying "the dose makes the poison" also holds true for ultraviolet (UV) light. While UV light is essential for vitamin D production, it is also important in phototherapy, several industrial processes, and plant growth. ...
Optics & Photonics
Jul 22, 2024
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