Innovative instrument probes close binary stars, may soon image exoplanets
A new instrument that combines two high-resolution telescope techniques – adaptive optics and interferometry – has for the first time distinguished and studied the individual stars in a nearby binary...
View ArticleResearchers create first soluble 2D supramolecular organic frameworks
Supramolecular chemistry, aka chemistry beyond the molecule, in which molecules and molecular complexes are held together by non-covalent bonds, is just beginning to come into its own with the...
View ArticleMicroprinting leads to low-cost artificial cells
(Phys.org) —Easily manufactured, low-cost artificial cells manufactured using microprinting may one day serve as drug and gene delivery devices and in biomaterials, biotechnology and biosensing...
View ArticleRS Puppis puts on a spectacular light show
The NASA/ESA Hubble Space Telescope has observed the variable star RS Puppis over a period of five weeks, showing the star growing brighter and dimmer as it pulsates. These pulsations have created a...
View ArticleUranium (IV) found to be mobile in a natural wetland
Because they are known to mop up pollutants, artificial wetlands are considered to be an efficient strategy to contain waterborne uranium. But studying a natural wetland near a former uranium-mining...
View ArticleNew algorithm uses subtle changes to make a face more memorable without...
Do you have a forgettable face? Many of us go to great lengths to make our faces more memorable, using makeup and hairstyles to give ourselves a more distinctive look.
View ArticleRock points to potential diamond haul in Antarctica
Australian geologists on Tuesday opened up the tantalising but controversial prospect that Antarctica could be rich in diamonds.
View ArticleRainforest rodents risk their lives to eat
Hungry rodents that wake up early are much more likely to be eaten than rodents getting plenty of food and shut-eye, according to new results from a study at the Smithsonian Tropical Research Institute...
View ArticleWorld experiences hottest November in 134 years
The month of November was the hottest since record-keeping began in 1880, the US National Oceanic and Atmospheric Administration said Tuesday.
View ArticleUnder fire Obama meets Internet chieftains over spying
Under fire from courts and allies over a vast US spying dragnet, President Barack Obama faced new heat Tuesday from Internet titans who fear the surveillance has crossed constitutional lines.
View ArticleNASA rolls out rocket for Thursday's ISS cargo launch
With the space station cooling system hobbled and a commercial cargo launch waiting in the wings, NASA Tuesday prepared all options but said no decision had yet been made on whether spacewalk repairs...
View ArticleMU researchers develop advanced 3-D 'force microscope'
Membrane proteins are the "gatekeepers" that allow information and molecules to pass into and out of a cell. Until recently, the microscopic study of these complex proteins has been restricted due to...
View ArticleA roly-poly pika gathers much moss
In some mountain ranges, Earth's warming climate is driving rabbit relatives known as pikas to higher elevations or wiping them out. But University of Utah biologists discovered that roly-poly pikas...
View ArticleDNA motor 'walks' along nanotube, transports tiny particle
(Phys.org) —Researchers have created a new type of molecular motor made of DNA and demonstrated its potential by using it to transport a nanoparticle along the length of a carbon nanotube.
View ArticleWater in cells behaves in complex and intricate ways
In a sort of biological "spooky action at a distance," water in a cell slows down in the tightest confines between proteins and develops the ability to affect other proteins much farther away,...
View ArticleSupercomputers help researchers identify key molecular switch that controls...
If scientists can control cellular functions such as movement and development, they can cripple cells and pathogens that are causing disease in the body.
View ArticleHack the planet? Geoengineering research, ethics, governance explored
Hacking the Earth's climate to counteract global warming – a subject that elicits strong reactions from both sides – is the topic of a December special issue of the journal Climatic Change. A dozen...
View ArticleNASA orders urgent spacewalk repairs at station
NASA has ordered up a series of urgent spacewalks to fix a broken cooling line at the International Space Station, a massive repair job that could stretch to Christmas Day.
View ArticleJ075141 and J174140: Doubling down with rare white dwarf systems
In the middle of the twentieth century, an unusual star was spotted in the constellation of Canes Venatici (Latin for "hunting dogs"). Years later, astronomers determined that this object, dubbed AM...
View ArticleSunlight adaptation region of Neanderthal genome found in up to 65 percent of...
With the Neanderthal genome now published, for the first time, scientists have a rich new resource of comparative evolution. For example, recently, scientists have shown that humans and Neanderthals...
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