News tagged with false convictions
Exonerations correct only a small fraction of false convictions
Jan 06, 2009 |
5 / 5 (1) |
0
(PhysOrg.com) -- Criminal justice scholars often say that the true number of innocent people convicted of crimes is unknown—in fact, unknowable. A new University of Michigan study challenges that belief in one important context.
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How do you improve mammogram accuracy? Add noise
Technology / Computer Sciences
Dec 22, 2009 |
5 / 5 (1) |
0
Members of a Syracuse University research team have shown that an obscure phenomenon called stochastic resonance (SR) can improve the clarity of signals in systems such as radar, sonar and even radiography, used in medical ...
Taiwan hit by 6.4-magnitude quake: USGS
Space & Earth / Earth Sciences
Dec 20, 2009 |
not rated yet |
1
A strong 6.4-magnitude earthquake hit off eastern Taiwan on Saturday evening, the US Geological Survey said, the biggest tremor to rock the island this year.
Doctors' bedside skills trump medical technology
Medicine & Health / Neuroscience
Dec 18, 2009 |
not rated yet |
0
Sometimes, a simple bedside exam performed by a skilled physician is superior to a high-tech CT scan, a Loyola University Health System study has found.
Exploring the Stone Age pantry
Other Sciences / Archaeology & Fossils
Dec 17, 2009 |
4.2 / 5 (6) |
0
The consumption of wild cereals among prehistoric hunters and gatherers appears to be far more ancient than previously thought, according to a University of Calgary archaeologist who has found the oldest example ...
Facebook mines Census data to track its diversifying users
Dec 17, 2009 |
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In its earliest days, Facebook was primarily a white and Asian phenomenon. No more. In the first-ever study of the race and ethnicity of its U.S. users, Facebook said Wednesday that blacks and Latinos have joined the social ...
Pre-eruption earthquakes offer clues to volcano forecasters
Space & Earth / Earth Sciences
Dec 16, 2009 |
4.7 / 5 (3) |
1
Like an angry dog, a volcano growls before it bites, shaking the ground and getting "noisy" before erupting. This activity gives scientists an opportunity to study the tumult beneath a volcano and may help ...
Astronomers Find Super-Earth Using Amateur, Off-the-Shelf Technology (w/ Video)
Dec 16, 2009 |
4.9 / 5 (27) |
10
(PhysOrg.com) -- Astronomers announced today that they have discovered a "super-Earth" orbiting a red dwarf star 40 light-years from Earth. They found the distant planet with a small fleet of ground-based ...
No need to split twins for good grades: study
Other Sciences / Social Sciences
Dec 14, 2009 |
not rated yet |
0
Whether or not twins are separated at school, a subject of debate that is often a dilemma for parents, has no affect on their grades, according to a Dutch study published Tuesday.
Portions of Arctic coastline eroding, no end in sight, says new study
Space & Earth / Earth Sciences
Dec 14, 2009 |
4.1 / 5 (9) |
4
The northern coastline of Alaska midway between Point Barrow and Prudhoe Bay is eroding by up to one-third the length of a football field annually because of a "triple whammy" of declining sea ice, warming ...
A new kind of micro-mobility: Moving tiny particles using magnetic fields (w/ Video)
Dec 14, 2009 |
3.7 / 5 (3) |
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(PhysOrg.com) -- A new microscopic system devised by researchers in MIT's Department of Materials Science and Engineering could provide a novel method for moving tiny objects inside a microfluidic chip, and ...
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