A new gene-expression mechanism is a minor thing of major importance
A rare, small RNA turns a gene-splicing machine into a switch that controls the expression of hundreds of human genes. Howard Hughes Medical Institute Investigator and professor of Biochemistry Gideon...
View ArticleAstronomers take sharpest photos ever of the night sky (Update)
Astronomers at the University of Arizona, the Arcetri Observatory near Florence, Italy and the Carnegie Observatory have developed a new type of camera that allows scientists to take sharper images of...
View ArticleRising mountains, cooling oceans prompted spread of invasive species 450...
New Ohio University research suggests that the rise of an early phase of the Appalachian Mountains and cooling oceans allowed invasive species to upset the North American ecosystem 450 million years ago.
View ArticleNSA collected thousands of US communications (Update 2)
The National Security Agency declassified three secret court opinions Wednesday showing how in one of its surveillance programs it scooped up as many as 56,000 emails and other communications by...
View ArticleGoogle's startup brings sightseeing app to Glass (Update)
Google Glass, a spectacle-like computing device drawing lots of attention, can serve as an automated tour guide with the help of a new application from a little-known startup hatched within the...
View ArticleWarming Antarctic seas likely to impact on krill habitats
Antarctic krill are usually less than 6 cm in length but their size belies the major role they play in sustaining much of the life in the Southern Ocean. They are the primary food source for many...
View ArticleResearchers reveal hunter-gatherers' taste for spice
Our early ancestors had a taste for spicy food, new research led by the University of York has revealed.
View ArticleAcid, not bubbles, responsible for distinctive 'bite' of carbonated...
New research from the Monell Center reveals that bubbles are not necessary to experience the unique 'bite' of carbonated beverages. Bubbles do, however, enhance carbonation's bite through the light...
View ArticleTitan Aerospace readies solar-powered, long-endurance UAVs
(Phys.org) —A New Mexico company, Titan Aerospace, founded in 2012, is taking a serious step in launching unmanned aircraft that can function as satellites but at far less cost. Making news earlier...
View ArticleSoftware arranges photo lighting after the shoot
What often separates professional photographers from amateurs is their mastery of lighting. Lighting can control what parts of an image draw your attention, or whether an object looks expensive or...
View ArticleNASA spacecraft reactivated to hunt for asteroids: Probe will assist agency...
(Phys.org) —A NASA spacecraft that discovered and characterized tens of thousands of asteroids throughout the solar system before being placed in hibernation will return to service for three more years...
View ArticleChemical engineers' research may lead to inexpensive, flexible solar cells...
(Phys.org) —Work by a team of chemical engineers at Penn State and Rice University may lead to a new class of inexpensive organic solar cells.
View ArticleMastering microbunching for linac-based light sources
(Phys.org) —Designing accelerators requires years of research and development. Throughout the Lab's history, scientists and engineers at Brookhaven have helped lead the way in designing accelerator...
View ArticleRadar images of asteroid 2005 WK4
(Phys.org) —A collage of radar images of near-Earth asteroid 2005 WK4 was generated by NASA scientists using the 230-foot (70-meter) Deep Space Network antenna at Goldstone, Calif., on Aug. 8, 2013.
View ArticleDoing the math 'predicts' which movies will be box office hits
(Phys.org) —Researchers have devised a mathematical model which can be used to predict whether films will become blockbusters or flops at the box office – up to a month before the movie is released.
View ArticleResearchers unlock genetic twist in differences in horn size with sheep
(Phys.org) —A team of researchers from the U.K. and Australia, working with sheep data obtained from a small island off the coast of Scotland has learned why it is that some sheep have large horns,...
View ArticleWideband wavelength conversion using cavity optomechanics
A team of researchers at the NIST Center for Nanoscale Science and Technology (CNST), the University of Maryland, and the California Institute of Technology have demonstrated optical wavelength...
View ArticleSticking power of plant polyphenols used in new coatings
A simple kitchen sink experiment helped Northwestern University researchers discover that green tea leaves not only can be used to steep a good cup of tea, but they make an excellent antibacterial...
View ArticlePhysicist proves impossibility of quantum time crystals
(Phys.org) —Is it possible that a moving object could have zero energy? The common sense answer is no, since motion itself is kinetic energy, but this answer has been challenged recently by the concept...
View ArticleWolves howl because they care
When a member of the wolf pack leaves the group, the howling by those left behind isn't a reflection of stress but of the quality of their relationships. So say researchers based on a study of nine...
View Article