Artificial ion channels created using DNA origami
(Phys.org)—Researchers in Germany and the US have used scaffolded DNA origami techniques to create ion channels or pores that span and penetrate lipid membranes and mimic natural ion channels.
(Phys.org)—Researchers in Germany and the US have used scaffolded DNA origami techniques to create ion channels or pores that span and penetrate lipid membranes and mimic natural ion channels.
Metamaterials are a new class of artificial substances with properties unlike anything found in the natural world. Some have been designed to act as invisibility cloaks; others as superlenses, antenna systems or highly sensitive ...
Condensed Matter
Mar 9, 2012
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An Illinois research team has succeeded in overcoming one major obstacle to a promising technology that simultaneously reduces atmospheric carbon dioxide and produces fuel.
Materials Science
Oct 6, 2011
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Artificial intelligence has been the inspiration for countless books and movies, as well as the aspiration of countless scientists and engineers. Researchers at the California Institute of Technology (Caltech) have now taken ...
Biotechnology
Jul 20, 2011
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While the primary job of DNA in cells is to carry genetic information from one generation to the next, some scientists also see the highly stable and programmable molecule as an ideal building material for nanoscale structures ...
Nanomaterials
Apr 27, 2011
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(PhysOrg.com) -- A new class of artificial materials called metamaterials -- which derive their properties from carefully engineered, nanostructured building blocks rather than from their chemical composition -- may one day ...
Condensed Matter
Jan 21, 2011
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(PhysOrg.com) -- UK researchers have developed an autonomous robot with an artificial gut that enables it to fuel itself by eating and excreting. The robot is the first bot powered by biomass to be demonstrated operating ...
Inspired by the social interactions of ants and slime molds, University of Pittsburgh engineers have designed artificial cells capable of self-organizing into independent groups that can communicate and cooperate. Recently ...
Bio & Medicine
Jul 19, 2010
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(PhysOrg.com) -- Tissue engineering has long held promise for building new organs to replace damaged livers, blood vessels and other body parts. However, one major obstacle is getting cells grown in a lab dish to form 3-D ...
Materials Science
May 13, 2010
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When Alexey Radul began graduate work at MIT's Computer Science and Artificial Intelligence Lab in 2003, he was interested in natural-language processing -- designing software that could understand ordinary written English. ...
Computer Sciences
Apr 28, 2010
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