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Stimulating Brain Cells Can Make False Memories
By activating a subset of
brain cells in mice,
researchers changed the way
the animals remembered a
particular setting. To
determine if they could
... > full story
Two Dimensions of Value: Dopamine Neurons Represent Reward but Not Aversiveness
The experiments reported
here show that dopamine
neurons are sensitive to the
value of reward but not
punishment (like the
... > full story
A Week's Worth of Camping Synchs Internal Clock to Sunrise and Sunset
Spending just one week
exposed only to natural
light while camping in the
Rocky Mountains was enough
to synch the circadian
... > full story
Under Leaden Skies: Where Heavy Metal Clouds the Stars
Astronomers have discovered
two unusual stars with
extremely high
concentrations of lead in
their atmospheres. ... > full story
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Light That Moves and Molds Gels
August 1, 2013 — Researchers have demonstrated a biomimetic response using hydrogels -- a material that constitutes most contact lenses and microfluidic or fluid-controlled technologies. Their study is the first to ... > full story -
Spitzer Discovers Young Stars With a 'Hula Hoop'
July 31, 2013 — Astronomers using NASA's Spitzer Space Telescope have spotted a young stellar system that "blinks" every 93 days. Called YLW 16A, the system likely consists of three developing stars, two of which ... > full story -
New 3-D Colonoscopy Eases Detection of Precancerous Lesions
July 31, 2013 — New technology offers three-dimensional images, making it easier to detect precancerous ... > full story -
Bio-Imaging: Probing for Deeper Diagnostics
July 31, 2013 — Multi-armed polymers with dual fluorescent and magnetic imaging capabilities boost the resolution of cancer detection ... > full story -
Universal Law for Light Absorption in 2-D Semiconductors
July 31, 2013 — Researchers have demonstrated a universal law of light absorption for 2-D semiconductors. This discovery not only provides new insight into the optical properties of 2-D semiconductors and quantum ... > full story -
Using Gold and Light to Study Molecules in Water
July 31, 2013 — Thanks to a new device that is the size of a human hair, it is now possible to detect molecules in a liquid solution and observe their interactions. This is of major interest for the scientific ... > full story -
Catching Aerosols in a CATS Eye
July 31, 2013 — Quick looks by a special CATS-eye attached to the International Space Station will help scientists catalog and track particles in Earth's atmosphere and act as a pathfinder for a new satellite ... > full story -
Polar Ecosystems Acutely Vulnerable to Sunlight-Driven Tipping Points
July 31, 2013 — Slight changes in the timing of the annual loss of sea-ice in polar regions could have dire consequences for polar ecosystems, by allowing a lot more sunlight to reach the sea floor. The research ... > full story -
Cause of LED 'Efficiency Droop' Identified
July 30, 2013 — Researchers have identified the mechanism behind a plague of LED light bulbs: a flaw called "efficiency droop" that causes LEDs to lose up to 20 percent of their efficiency as they are subjected to ... > full story -
Solar Energy
Energy and the Environment
Renewable Energy
Inorganic Chemistry
Chemistry
Energy and Resources
Plasmonic Black Metals: Breakthrough in Solar Energy Research?
July 30, 2013 — The use of plasmonic black metals could someday provide a pathway to more efficient photovoltaics -- the use of solar panels containing photovoltaic solar cells -- to improve solar energy harvesting, ... > full story
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