News tagged with wave energy

Rap music powers rhythmic action of medical sensor

(PhysOrg.com) -- The driving bass rhythm of rap music can be harnessed to power a new type of miniature medical sensor designed to be implanted in the body.

Technology / Engineering

created Jan 26, 2012 | popularity 4.2 / 5 (5) | comments 1 | with audio podcast

UN scientist: fighting climate change saves costs

(AP) -- The U.N.'s top climate scientist cautioned climate negotiators Wednesday that global warming is leading to human dangers and soaring financial costs, but containing carbon emissions will have a host ...

Space & Earth / Environment

created Nov 30, 2011 | popularity 3.7 / 5 (3) | comments 8

Robotic boats to travel across Pacific Ocean

(PhysOrg.com) -- Last Thursday, November 17, four unmanned Wave Gliders left the coast of San Francisco and began a 300-day journey across the Pacific Ocean. The vehicles, which are self-propelled and remotely ...

Electronics / Robotics

created Nov 21, 2011 | popularity 4.7 / 5 (10) | comments 3 | with audio podcast weblog

Researchers adapt classic antennas to harness more power from the sun

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 ...

Physics / General Physics

created Nov 10, 2011 | popularity 4.1 / 5 (7) | comments 0 | with audio podcast

NASA's Fermi finds youngest millisecond pulsar, 100 pulsars to date

An international team of scientists using NASA's Fermi Gamma-ray Space Telescope has discovered a surprisingly powerful millisecond pulsar that challenges existing theories about how these objects form.

Space & Earth / Astronomy

created Nov 04, 2011 | popularity 4.3 / 5 (6) | comments 2 | with audio podcast

Rethinking equilibrium: In nature, large energy fluctuations may rile even 'relaxed' systems

An international research team led by the University at Buffalo has shown that large energy fluctuations can rile even a "relaxed" system, raising questions about how energy might travel through structures ranging from the ...

Physics / General Physics

created Oct 31, 2011 | popularity 4.8 / 5 (5) | comments 3 | with audio podcast

Multibeam sonar can map undersea gas seeps

A technology commonly used to map the bottom of the deep ocean can also detect gas seeps in the water column with remarkably high fidelity, according to scientists from the University of New Hampshire and ...

Space & Earth / Earth Sciences

created Oct 06, 2011 | popularity 5 / 5 (1) | comments 0

Today's plants far safer than Fukushima: US expert

Today's nuclear reactors are "much safer" than the Japanese plant damaged in this year's earthquake and tsunami, a US expert said Thursday, citing dramatic improvements that could prevent similar disasters.

Technology / Energy & Green Tech

created Sep 15, 2011 | popularity 2.3 / 5 (3) | comments 16

Fusion diagnostic sheds light on plasma behavior at EAST

An instrument developed by researchers at the U.S. Department of Energy's Princeton Plasma Physics Laboratory (PPPL) has enabled a team at the EAST fusion experiment in China to observe--in startling detail--how a particular ...

Physics / Plasma Physics

created Aug 05, 2011 | popularity 4.3 / 5 (12) | comments 0 | with audio podcast

Hot nights can compound danger from heat waves

(AP) -- The killer lurking in the shadows of the current heat wave may be hot nights.

Space & Earth / Environment

created Jul 21, 2011 | popularity not rated yet | comments 1

Cheaper and cleaner electricity from wave-powered ships (w/ video)

(PhysOrg.com) -- At the Clean Technology 2011 Conference and Expo in Boston, Andre Sharon presented a new concept of using ships equipped with a wave-power system to harvest energy and deliver it back to a ...

Technology / Energy & Green Tech

created Jul 20, 2011 | popularity 4.6 / 5 (11) | comments 35 | with audio podcast report

Lightwave electronics at sharp metal tips

(PhysOrg.com) -- Scientists at the Max Planck Institute of Quantum Optics control for the first time the emission of electrons from metal tips with femtosecond lasers alone.

Physics / Quantum Physics

created Jul 07, 2011 | popularity 4 / 5 (4) | comments 3 | with audio podcast

How to save energy and stay cool during a heat wave

Nature doesn't appear willing to cut consumers a break. Neither does the economy.

Technology / Energy & Green Tech

created Jun 14, 2011 | popularity not rated yet | comments 0

Novel device with rock 'n' roll roots may protect listeners from dangers of personal listening devices, hearing aids

Engineers investigating "listener fatigue"-- the discomfort and pain some people experience while using in-ear headphones, hearing aids, and other devices that seal the ear canal from external sound -- have ...

Medicine & Health / Research

created May 13, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Theoretical physicists offer explanation of how bacteria might generate radio waves

(PhysOrg.com) -- Four theoretical physicists, led by Allan Widom, of Northeastern University, have published a paper in arXiv, where they show a possible way for some bacteria to produce radio waves. Taking ...

Physics / General Physics

created Apr 28, 2011 | popularity 4.8 / 5 (13) | comments 13 | with audio podcast report