Semiconductors have revolutionized computing because of their efficient control over the flow of electrical currents on a single chip, which has led to devices such as the transistor. Working towards a similar ...
Dec 05, 2012
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(PhysOrg.com) -- Researchers have discovered a way to capture and harness energy transmitted by such sources as radio and television transmitters, cell phone networks and satellite communications systems. ...
Jul 07, 2011
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(PhysOrg.com) -- Indiana University biologists have uncovered how a control system works in producing the important light-harvesting antennae that power photosynthesis in cyanobacteria, the microorganisms ...
Nov 03, 2011
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(PhysOrg.com) -- Nippon Telegraph and Telephone Corporation (NTT) has demonstrated what might be the next version of high speed WiFi. Currently named 802.11ac, (wireless transmission traditionally uses .11 as opposed to .3 ...
Jul 11, 2011
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Some solar devices, like calculators, only need a small panel of solar cells to function. But supplying enough power to meet all our daily needs would require enormous solar panels. And solar-powered energy collected by panels ...
Nov 10, 2011
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(PhysOrg.com) -- Ormia ochracea is a small parasitic fly best known for its strong sense of directional hearing. A female fly tracks a male cricket by its chirps and then deposits her eggs on the unfortunate ...
Feb 28, 2011
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(PhysOrg.com) -- Engineering researchers at the University of Michigan have found a way to mass-produce antennas so small that they approach the fundamental minimum size limit for their bandwidth, or data ...
Jul 06, 2011
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Structural studies of some of nature's most efficient light-harvesting systems are lighting the way for new generations of biologically inspired solar cell devices.
Mar 23, 2011
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Applications on modern wireless devices make demands on data rate and connectivity far beyond anything experienced in the past. One way to meet these stringent requirements is to give the device multiple antennas or multiple-input ...
Mar 23, 2011
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NASA managers cut short a task on Friday's otherwise routine spacewalk by two Endeavour astronauts because one of their carbon dioxide sensors stopped working, but most of their work was already finished.
May 20, 2011
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(PhysOrg.com) -- Insects use their antennae for smelling and thus for locating resources in their environment. In an online first article published today, Max Planck researchers present the first complete ...
Apr 15, 2011
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Desert ants are well-known for their remarkable orientation: they use a compass along with a step counter and visible landmarks to locate their nest. After researchers from the Max Planck Institute for Chemical ...
Mar 09, 2010
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(PhysOrg.com) -- Future queen or tireless toiler? A paper wasp's destiny may lie in the antennal drumbeats of its caretaker.
Jan 24, 2011
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A beautiful new image of two colliding galaxies has been released by NASA's Great Observatories. The Antennae galaxies, located about 62 million light-years from Earth, are shown in this composite image from ...
Aug 05, 2010
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(Phys.org)—Electromagnetic devices, from power drills to smart-phones, require an electric current to create the magnetic fields that allow them to function. But with smaller devices, efficiently delivering ...
Feb 25, 2013
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