Thursday, May 22, 2014
Bacteria in Healthy Placentas
Long thought to be sterile, a new study has found that the placenta is home to a non-pathogenic bacterial community that is similar to that found in the mother's mouth and that may be linked to poorly understood pregnancy disorders.
Tuesday, May 13, 2014
Conflicting Neutron Decay Results
Physicists have found conflicting results for the natural decay of the neutron that depend upon the type of experiment used, with discrete lifetimes of 887.7 seconds and 878.5 seconds from two different methods lying outside experimental error and that may point to new physics not yet understood.
Friday, May 9, 2014
Metal-Eating Plant Found
Scientists have found a new species of plant (Rinorea niccolifera) in the Philippines that sustains itself by consuming nickel with its leaves accumulating 18,000 ppm without being poisoned, a level that is up to a thousand times greater than other plants.
Thursday, May 8, 2014
Effect of Weak Broadband EM
Biologists studying migratory birds accidentally discovered that the effects of low-level broadband electromagnetic fields common in cities and a thousand times below the range that affects human health can disrupt the behavior and magnetic migratory sense of urban songbirds.
Thursday, March 27, 2014
Two Rings around Asteroid
Astronomers have found two sharply defined rings surrounding the asteroid Chariklo, at 250 km in diameter the largest centaur orbiting between Saturn and Uranus in the outer solar system and the smallest object yet seen to host a stable ring system.
Wednesday, March 26, 2014
Most Distant in Solar System
Astronomers have discovered a new distant dwarf planet (2012 VP113) that is the most distant known object in our solar system, part of the inner Oort cloud with an elliptical orbit of 80 AU at its closest point to the Sun and perturbed enough to suggest the existence of a further large, planet-sized massive body.
Thursday, March 20, 2014
Rare Chimeric Albino Redwood
Scientists and historians are fighting transit authorities to prevent the removal of an extremely rare 52-foot, healthy chimeric albino redwood growing near a railroad in Cotati, California, one of only ten specimens ever found that produce male and female cones as well as displaying normal and albino tissues in the same tree.
Wednesday, March 19, 2014
"Zebra Stripes" in Van Allen Belt
NASA's Van Allen probes have detected a persistent pattern in the inner radiation belt surrounding Earth similar to "zebra stripes," a distortion caused by the rotation of the planet that was previously thought incapable of affecting the high-energy electrons of the belts with velocities near the speed of light.
Tuesday, March 18, 2014
1500-Year-Old Moss Lives
Researchers have demonstrated moss frozen in ice on the Antarctic Peninsula for at least 1530 years can be revived and continue to grow, showing that a vital element of ecosystems can survive long-term, millennial-scale ice ages.
Monday, March 17, 2014
First Direct Evidence of Big Bang
Researchers studying the polarization of the cosmic microwave background have mapped the unique B-mode pattern that is consistent with that predicted for the primordial gravitational waves generated by the cosmic inflation in the fraction of a second following the Big Bang, providing the first physical evidence of gravitational waves as well as the theory of cosmic origins.
Monday, March 10, 2014
Microbe "Eats" Electricity
Researchers have found a common bacteria (Rhodopseudomonas palustris) uses a method called extracellular electron transfer (EET) to pull electrons from iron and conductive minerals found in soil for use with sunlight as nourishment in their own metabolism.
Monday, February 24, 2014
Oldest Piece of Earth's Crust
Using uranium decay dating methods, a 4.4 billion-year-old zircon crystal found in the Jack Hills region of Western Australia has been confirmed as the oldest known fragment of Earth's crust, evidence of solid crust formation soon after Earth's formation itself and quickly following the impact that produced the Moon.
Wednesday, February 12, 2014
Fossil Ichthyosaur Live Birth
Scientists have discovered a rare 248 million-year-old fossil in China of an ichthyosaur (Chaohusaurus) that died during labor and the oldest embryonic fossils yet found, revealing that the ancient sea reptile bore live young head-first as the former land species once evolved to do.
Tuesday, February 11, 2014
Shape-Shifting Neutrinos Seen
Japan's Super-Kamiokande detector has found its first evidence that neutrinos interact with matter through detection of predicted levels of high-energy solar neutrino oscillations as they pass through the bulk of the Earth.
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