21st century technology cracks alchemists' secret recipe
Other Sciences / Archaeology & Fossils
Nov 22, 2006 |
4.5 / 5 (127) |
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A 500-year old mystery surrounding the centerpiece of the alchemists' lab kit has been solved by UCL (University College London) and Cardiff University archaeologists.
The evolution of intelligence, and why our brains have shrunk
Biology /
Nov 22, 2006 |
3.8 / 5 (76) |
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One of the main differences between humans and other animals is our larger brain size—but what prompted and guided this growth? Wanting to better understand the origins of human uniqueness, scientists from ...
We're more different than we thought, says gene study
Biology /
Nov 22, 2006 |
4.7 / 5 (52) |
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New research shows that at least 10 percent of genes in the human population can vary in the number of copies of DNA sequences they contain--a finding that alters current thinking that the DNA of any two humans ...
On the cutting edge: Carbon nanotube cutlery
Nov 22, 2006 |
4.3 / 5 (49) |
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Researchers at the National Institute of Standards and Technology and the University of Colorado at Boulder have designed a carbon nanotube knife that, in theory, would work like a tight-wire cheese slicer.
Researchers shine light on atomic transistor
Nov 22, 2006 |
4.7 / 5 (31) |
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Researchers from TU Delft and the FOM Foundation (Netherlands) have successfully measured transport through a single atom in a transistor. This research offers new insights into the behaviour of so-called dopant ...
Daily grind: Fossil molars add to Neanderthal debate
Biology /
Nov 22, 2006 |
4.4 / 5 (29) |
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Palaeontologists have fired a new round in a verbal battle over the Neanderthals, the hominids who were our closest evolutionary cousins before they met a strange and possibly tragic end.
Mind the gap: New information on the hydrophobic water gap
Nanotechnology / Nanomaterials
Nov 22, 2006 |
3.7 / 5 (23) |
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Researchers have found a gap between water and a water-repelling surface that can give new insight into the way water and oil separate. By using high-energy X-rays at the ESRF, an international team defined ...
'Nymph of the sea' reveals remarkable brood
Other Sciences / Archaeology & Fossils
Nov 22, 2006 |
3.7 / 5 (22) |
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The scientists discovered the mother complete with her brood of some 20 eggs and 2 possible juveniles inside, together with other details of her soft part anatomy including legs and eyes.
Vesper Could Explore Earth's Fiery Twin
Nov 22, 2006 |
4.3 / 5 (16) |
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Earth has a twin sister, and she's gone bad. The planet Venus is almost the same size as Earth, so it has been called Earth's twin. It's only about 30 percent closer to the sun than Earth, and at the dawn of ...
Study: Cats don't always land on four feet
Nov 22, 2006 |
2.7 / 5 (19) |
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Turkish scientists have destroyed another cherished theory by discovering cats don't always land on all four legs.
Zinc plays important role in brain circuitry
Nov 22, 2006 |
4.2 / 5 (12) |
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To the multitude of substances that regulate neuronal signaling in the brain and spinal cord add a new key player: zinc. By engineering a mouse with a mutation affecting a neuronal zinc target, researchers have demonstrated ...
Coral reefs are increasingly vulnerable to angry oceans
Nov 22, 2006 |
4.8 / 5 (10) |
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Size and shape may predict the survival of corals around the world when the weather churns the oceans in the years to come, according to a new model that relies on engineering principles.
Lasers Shine Light on Chemical Reactions
Nov 22, 2006 |
4.3 / 5 (11) |
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Scientists at the U.S. Department of Energy’s Brookhaven National Laboratory have been using a high-resolution laser technique to learn how molecules absorb light and fall apart during photodissociation reactions — chemical ...
Probing Question: How accurate are snap judgments?
Medicine & Health / Psychology & Psychiatry
Nov 22, 2006 |
3.9 / 5 (11) |
0
The moment people enter a new classroom, job or any unfamiliar situation, they begin to formulate opinions and unconscious perceptions of the environment and the people around them, said Reginald Adams, Penn ...
Brain tumor vaccine has promising results
Medicine & Health / Medications
Nov 22, 2006 |
4.9 / 5 (8) |
0
U.S. cancer researchers say a vaccine for treating a recurrent brain cancer known as glioma has shown promising results in preliminary clinical trials.
