Researchers identify cause of LED 'efficiency droop'
(Phys.org) —Rensselaer Polytechnic Institute researchers have identified the mechanism behind a plague of LED light bulbs: a flaw called "efficiency droop" that causes LEDs to lose up to 20 percent of their ...
Researchers explain magnetic field misbehavior in solar flares
When a solar flare filled with charged particles erupts from the sun, its magnetic fields sometime break a widely accepted rule of physics. The flux-freezing theorem dictates that the magnetic lines of force ...
Himalayan glaciers will shrink even if temperatures hold steady, study says
(Phys.org)—Come rain or shine, or even snow, some glaciers of the Himalayas will continue shrinking for many years to come.
Explaining how extra virgin olive oil protects against Alzheimer's disease
The mystery of exactly how consumption of extra virgin olive oil helps reduce the risk of Alzheimer's disease (AD) may lie in one component of olive oil that helps shuttle the abnormal AD proteins out of ...
New clues to pancreatic cells' destruction in diabetes
Researchers have found what appears to be a major culprit behind the loss of insulin-producing β cells from the pancreases of people with diabetes, a critical event in the progression of the disease.
Sea-level rise threatens endangered rabbit far more than development, research finds
(Phys.org)—When University of Florida researcher Robert McCleery and a graduate student began looking at why an endangered marsh rabbit's habitat was disappearing in the Florida Keys, they fully expected the blame would ...
Coral reefs in warming seas
Disease outbreaks are often associated with hot weather. Because many bacteria typically multiply more rapidly in warmer conditions, it's a commonly held notion that warm-weather outbreaks are a straightforward consequence ...
Lithuania's blue blooms gone as flax farming ends
Lithuania, where the delicate blue blossoms of linseed were once so abundant they became a staple of folk songs and poetry, has turned to imports as growing the plant at home has become too expensive.
US report: Many causes for dramatic bee disappearance (Update)
A new U.S. report blames a combination of problems for a mysterious and dramatic disappearance of honeybees across the country since 2006.
Researchers discover a way to detect new viruses
(Phys.org) —In research published in Biochemical and Biophysical Research Communications, Saint Louis University researchers describe a technology that can detect new, previously unknown viruses. The te ...
Bacterial outbreak roils Mass. oyster industry
The recent closures of Massachusetts oyster beds due to bacterial contamination have caused angst in the state's small but growing oyster industry.
Progerin's 'discrimination' may contribute to fatal disease HGPS
A mutant protein responsible for Hutchinson-Gilford Progeria syndrome (HGPS) bars large proteins from entering the nucleus, according to a study in The Journal of Cell Biology.
Bacteria involved in sewer pipe corrosion identified
Microbes corrode sewer pipes from the inside, a process that can lead to spills, bad odors, disease outbreaks, and the need for costly repairs. In a first step towards reducing the corrosion, researchers have identified the ...