Monday, October 31, 2011
Saturday, October 29, 2011
Friday, October 28, 2011
thin ozone layer about 100 km above the surface of Venus at concentrations of no more than 1% that found on Earth, leading scientists to believe that merely the presence of such a layer is not sufficient to suggest evidence of prior life on a planet.
Thursday, October 27, 2011
Wednesday, October 26, 2011
Tuesday, October 25, 2011
climate change and large-scale historical crises, showing agriculturally based food shortages and health problems in European nations coinciding with the harshest years of the "Little Ice Age" from 1560 to 1660.
Monday, October 24, 2011
preprocessing scent information for pleasant and unpleasant aromas.
Sunday, October 23, 2011
anammox) that thrives in the absence of oxygen and is useful in converting ammonium, a compound present in urine, into hydrazine, a component of rocket fuel.
Saturday, October 22, 2011
Friday, October 21, 2011
pulse in a predictable rate up to 20 hours after death and are relatively unaffected by environmental factors, providing an additional tool for forensic investigators.
Thursday, October 20, 2011
superfast muscles in their throat used for echoloation, a type of tissue previously only known to exist in songbirds and some snake species.
Wednesday, October 19, 2011
optical halo effect that appeared over Rome in 1630, the earliest known documentation of that phenomenon.
Tuesday, October 18, 2011
host of new microbial life forms living in the otherwise harsh hypersalinity of the location.
Monday, October 17, 2011
question many theories about this planet's formation, including an unknown type of landform, volatile elements long thought to have been baked out, surface chemistry and its magnetic field.
Sunday, October 16, 2011
planetary debris discs similar to our own asteroid and Kupier belts orbiting the stars TrES-2 in the constellation Draco and XO-5 in the constellation Lynx, providing valuable clues to planetary formation and evolution.
Saturday, October 15, 2011
Friday, October 14, 2011
electronic device in the cerebellum of a rat with brain damage that allows it to function normally, detecting sensory information from the body, interpreting it and communicating that information directly to the brain stem.
Thursday, October 13, 2011
stronger immunity and disease resistance than men (XY).
Wednesday, October 12, 2011
altered over time and with the chemistry and preservation of fossilization, as colors experience a subtle "redshift" from violet to blue to green.
Tuesday, October 11, 2011
bright and shining moon" over Lake Geneva during a "waking dream" in June 1816.
Monday, October 10, 2011
antimagnet" that is effectively invisible to magnetic fields and even shields magnetic items within from superconducting and newly developed metamaterials, with potential applications in both security and medical technology.
Sunday, October 9, 2011
with no European or Western contribution, and have subsequently sequenced and demonstrated that the original Australians descended from Asian populations about 50,000 years ago.
Saturday, October 8, 2011
greatly underreported, with actual totals ranging from 650,000 to 850,000 instead of the historically accepted 620,000.
Friday, October 7, 2011
proton-based transistor using the organic compound chitosan that could potentially communicate electronic signals via ion exchange with living tissue, providing a direct interface with implications for biological sensing or prosthetics.
Thursday, October 6, 2011
Wednesday, October 5, 2011
Tuesday, October 4, 2011
absorbed into the oceans, accumulating at depths of 1000 feet or more.
Monday, October 3, 2011
Sunday, October 2, 2011
Saturday, October 1, 2011
evolved independently at four separate times, a remarkable occurrence for complex structures such as these.