Modern brains have an ancient core
Biology /
Jun 29, 2007 |
4.5 / 5 (42) |
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Hormones control growth, metabolism, reproduction and many other important biological processes. In humans, and all other vertebrates, the chemical signals are produced by specialised brain centres such as the hypothalamus ...
Nanosoccer debuts at RoboCup 2007
Nanotechnology / Nanomaterials
Jun 29, 2007 |
4.5 / 5 (40) |
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Imagine a mechanical Pelé or David Beckham six times smaller than an amoeba playing with a “soccer ball” no wider than a human hair on a field that can fit on a grain of rice. Purely science fiction? Not anymore.
NASA satellite captures first view of 'night-shining' clouds
Space & Earth / Earth Sciences
Jun 29, 2007 |
4.3 / 5 (39) |
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A NASA satellite has captured the first occurrence this summer of mysterious iridescent polar clouds that form 50 miles above Earth's surface.
Pioneering 3D view of near-Earth magnetic 'dance'
Jun 29, 2007 |
4.4 / 5 (33) |
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Scientists have obtained the first-ever 3D picture of interconnected magnetic ‘dances’ in near-Earth space, known as magnetic reconnection events.
Hubble Catches Jupiter Changing Its Stripes
Jun 29, 2007 |
4.5 / 5 (30) |
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Massive Jupiter is undergoing dramatic atmospheric changes that have never been seen before with the keen "eye" of NASA's Hubble Space Telescope.
Drivers Unwanted: MIT 'Robocar' takes a spin
Jun 29, 2007 |
4.7 / 5 (21) |
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A team of MIT faculty and researchers including 20 students are working toward what could be the car of the future: a vehicle that drives itself, with people as passengers.
New Undersea Images Challenge Prevailing Ideas About the Antarctic Ice Sheet
Space & Earth / Earth Sciences
Jun 29, 2007 |
4 / 5 (21) |
1
Using echo-sounding equipment to create images and maps of areas below the ocean floor, researchers have begun to unravel a new story about the Antarctic Ice Sheet.
Where did we come from, and how did we get to where we live today?
Jun 29, 2007 |
3.8 / 5 (13) |
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In the first scientific publication from The Genographic Project, a five-year effort to understand the human journey, we see the first attempts to answer these age-old questions.
Edmonton city site was dinosaur dining room
Other Sciences / Archaeology & Fossils
Jun 29, 2007 |
4.5 / 5 (11) |
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A dinosaur bone bed in southwest Edmonton that served as a feeding area for the direct ancestor of Tyrannosaurus rex has revealed that two dinosaurs, thought to have lived in different eras, actually lived ...
AMD to Ship Industry's First Native x86 Quad-Core Processors In August
Jun 29, 2007 |
4.2 / 5 (11) |
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AMD announced today that Quad-Core AMD Opteron processors, code-named “Barcelona,” are planned for shipment in both standard and low power versions at launch later this summer.
Undifferentiated Networks Would Require Significant Extra Capacity
Technology / Computer Sciences
Jun 29, 2007 |
4 / 5 (10) |
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A new study by researchers at Rensselaer Polytechnic Institute, AT&T Labs, and the University of Nevada, Reno suggests that an Internet where all traffic is treated identically would require significantly more capacity than ...
Risky Descent
Space & Earth / Space Exploration
Jun 29, 2007 |
4.6 / 5 (8) |
0
NASA's Mars rover Opportunity is scheduled to begin a descent down a rock-paved slope into the Red Planet's massive Victoria Crater. This carries real risk for the long-lived robotic explorer, but NASA and ...
Critical protein prevents DNA damage from persisting through generations
Biology /
Jun 29, 2007 |
4.1 / 5 (9) |
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A protein long known to be involved in protecting a cell from genetic damage has been found to play an even more important role in protecting the cell’s offspring. New research shows that the protein, known ...
Now anxious people can help themselves
Medicine & Health / Psychology & Psychiatry
Jun 29, 2007 |
3.5 / 5 (10) |
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People suffering from anxiety disorders can help themselves using approaches based on cognitive behavioural therapies (CBT), according to a new book by a University of Manchester psychologist.
Alcohol abuse is in the genes
Jun 29, 2007 |
4.1 / 5 (7) |
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According to a study by the research group "Alcoholism and drug addiction", of the University of Granada (Universidad de Granada), although there are no specific reasons to become an alcoholic, many social, family, environmental, ...
