Chandelier cells unveil human cognition
Biology /
Sep 03, 2008 |
4.3 / 5 (15) |
0
What is it that distinguishes humans from other mammals? The answer to this question lies in the neocortex – the part of the brain responsible for sensory perceptions, conscious thought, and language. Humans have a considerably ...
New nano device detects immune system cell signaling
Nanotechnology / Bio & Medicine
Sep 03, 2008 |
4.8 / 5 (11) |
0
Scientists have detected previously unnoticed chemical signals that individual cells in the immune system use to communicate with each other over short distances.
Structure of key epigenetics component identified
Biology /
Sep 03, 2008 |
4.5 / 5 (11) |
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Scientists from the Structural Genomics Consortium (SGC) have determined the 3D structure of a key protein component involved in enabling "epigenetic code" to be copied accurately from cell to cell.
Putting the Squeeze on Nitrogen for High Energy Materials
Sep 03, 2008 |
4.4 / 5 (11) |
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(PhysOrg.com) -- Nitrogen atoms like to travel in pairs, hooked together by one of the strongest chemical bonds in nature. By subjecting nitrogen molecules to extreme temperatures and pressures scientists ...
Scientists produce nanoscale droplets with cancer-fighting implications
Nanotechnology / Bio & Medicine
Sep 03, 2008 |
4.6 / 5 (10) |
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(PhysOrg.com) -- UCLA scientists have succeeded in making unique nanoscale droplets that are much smaller than a human cell and can potentially be used to deliver pharmaceuticals.
New study reveals higher protein breakfast may help dieters stay on track
Sep 03, 2008 |
4.5 / 5 (10) |
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A new study published online today in the British Journal of Nutrition found that timing of dietary protein intake affects feelings of fullness throughout the day. The study concluded that when people ate high-quality protei ...
Battle-scarred birds are more co-operative
Biology /
Sep 03, 2008 |
4.1 / 5 (10) |
0
Just as football fans commiserate with their friends in the pub when their team loses a match, research from the University of Bristol demonstrates that birds support one another following contests with their ...
DNA editing tool flips its target
Biology /
Sep 03, 2008 |
4.4 / 5 (8) |
0
Imagine having to copy an entire book by hand without missing a comma. Our cells face a similar task every time they divide. They must duplicate both their DNA and a subtle pattern of punctuation-like modifications on the ...
Smoke smudges Mexico City's air, chemists identify sources
Sep 03, 2008 |
4.4 / 5 (8) |
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Mexico City once topped lists of places with the worst air pollution in the world. Although efforts to curb emissions have improved the situation, tiny particles called aerosols still clog the air. Now, atmospheric ...
Baby's smell tamps down dad's testosterone levels
Biology /
Sep 03, 2008 |
4.9 / 5 (7) |
0
Does eau de infant make dad a better parent? It does, it seems, if you are a common marmoset, a New World monkey known for its collaborative approach to rearing offspring.
Evolving designer ecosystem sheds light on unintended consequences
Biology /
Sep 03, 2008 |
4.6 / 5 (7) |
0
Amidst the semi-arid stretches of Phoenix, a visitor might blink twice at the sight of a sailboat cutting across the horizon. Tempe Town Lake, on the northern edge of Arizona State University (ASU), is just one of a multitude ...
The ATLAS Pixel Detector
Sep 03, 2008 |
4 / 5 (8) |
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With the Large Hadron Collider start-up only weeks away, SLAC researchers working on the LHC are feeling the excitement. SLAC has been involved in designing and building the ATLAS (A Toroidal LHC ApparatuS) ...
NASA's Carl Sagan Fellows to Study Extraterrestrial Worlds
Space & Earth / Space Exploration
Sep 03, 2008 |
4.3 / 5 (7) |
0
NASA announced Wednesday the new Carl Sagan Postdoctoral Fellowships in Exoplanet Exploration, created to inspire the next generation of explorers seeking to learn more about planets, and possibly life, around ...
Unexplored Arctic region to be mapped
Space & Earth / Earth Sciences
Sep 03, 2008 |
4.7 / 5 (6) |
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A scientific expedition this fall will map the unexplored Arctic seafloor where the U.S. and Canada may have sovereign rights over natural resources such as oil and gas and control over activities such as mining.
Poor mental health found among young offenders
Medicine & Health / Psychology & Psychiatry
Sep 03, 2008 |
4 / 5 (7) |
0
(PhysOrg.com) -- Adolescent girls in young offender institutions are particularly vulnerable to depression, a large-scale study led by Oxford University has shown. The researchers have found incidences of ...
