On the night of July 20, 2012, the laser system of the Berkeley Lab Laser Accelerator (BELLA), which is nearing completion at the Lawrence Berkeley National Laboratory, delivered a petawatt of power in a pulse just 40 femtoseconds ...
Optics & Photonics
Jul 27, 2012
8
1
Tracking blood flow in the laboratory is an important tool for studying ailments like migraines or strokes and designing new ways to address them. Blood flow is also routinely measured in the clinic, and laser speckle contrast ...
Optics & Photonics
Sep 26, 2013
2
0
Men and women handle stress differently. Most people probably would agree with that statement, but researchers at Michigan Technological University are pinpointing the physiological reasons behind what is, indeed, fact.
Feb 27, 2013
0
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(PhysOrg.com) -- Lead-lead (Pb-Pb) dating is among the most widely used radiometric dating techniques to determine the age of really old things, such as the age of the Earth or the Solar System. However, recent advances in ...
Space Exploration
Jan 4, 2010
2
0
It is often argued that the UK is the most surveilled country on the planet. This may or may not have been the case in the past but there are certainly now millions of surveillance cameras in public spaces—not to mention ...
Security
Jun 18, 2019
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(Phys.org) -- Using the planetary radar system at Arecibo Observatory, astronomers have determined that asteroid 2012 LZ1 is twice as large as originally estimated based on its brightness, and large enough to have serious ...
Space Exploration
Jun 21, 2012
6
0
In women, a low resting heart rate is associated with a slightly raised incidence of criminal offending as well as unintentional injuries, in a large all-female study published March 27 in the open-access journal PLOS ONE ...
Social Sciences
Mar 27, 2024
0
33
Scientists from EPFL, UNIL and local startup be.care have developed a system that uses heart rate variability to detect fatigue and identify what kind it is. The system then uses the results to suggest lifestyle changes that ...
Consumer & Gadgets
Mar 26, 2019
0
7
The CUNY Energy Institute, which has been developing innovative low-cost batteries that are safe, non-toxic, and reliable with fast discharge rates and high energy densities, announced that it has built an operating prototype ...
Energy & Green Tech
May 8, 2012
14
0
Not all nonprofits are created equal—and some exist mainly to capitalize on a tax law loophole that allows them to anonymously funnel donations to political causes. New University of Oregon research proposes an index that ...
Economics & Business
Jul 6, 2023
0
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