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Divide and define: Clues to understanding how stem cells produce different...

The human body contains trillions of cells, all derived from a single cell, or zygote, made by the fusion of an egg and a sperm. That single cell contains all the genetic information needed to develop...

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Portable nanodevice provides rapid, accurate diagnosis of tuberculosis, other...

A handheld diagnostic device that Massachusetts General Hospital (MGH) investigators first developed to diagnose cancer has been adapted to rapidly diagnose tuberculosis (TB) and other important...

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New cost-effective genome assembly process developed

The U.S. Department of Energy Joint Genome Institute (DOE JGI) is among the world leaders in sequencing the genomes of microbes, focusing on their potential applications in the fields of bioenergy and...

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Physicists present a non-destructive technique for measuring at the atomic scale

Improving our understanding of the human brain, gathering insights into the origin of our universe through the detection of gravitational waves, or optimizing the precision of GPS systems- all are...

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Study projects hurricanes to increase around Hawaiian Islands by end of century

News of a hurricane threat sends our hearts racing, glues us to the Internet for updates, and makes us rush to the store to stock up on staples. Hawaii, fortunately, has been largely free from these...

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Discovery helps show how breast cancer spreads

Researchers at Washington University School of Medicine in St. Louis have discovered why breast cancer patients with dense breasts are more likely than others to develop aggressive tumors that spread....

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Organic vapors affect clouds leading to previously unidentified climate cooling

University of Manchester scientists, writing in the journal Nature Geoscience, have shown that natural emissions and manmade pollutants can both have an unexpected cooling effect on the world's climate...

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PEDOT:PSS: Improving thermoelectric materials that convert heat to...

Thermoelectric materials can be used to turn waste heat into electricity or to provide refrigeration without any liquid coolants, and a research team from the University of Michigan has found a way to...

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As climate changes, boreal forests to shift north, relinquish more carbon...

It's difficult to imagine how a degree or two of warming will affect a location. Will it rain less? What will happen to the area's vegetation? New Berkeley Lab research offers a way to envision a...

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Oxygen-sensing microrobots

(Phys.org) —When the retina's supply of blood and oxygen runs low, physicians have to react quickly to preserve a patient's eyesight. But up until now there have been no methods sensitive enough to...

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Scientists detect residue that has hindered efficiency of promising type of...

(Phys.org) —Drivers who have ever noticed a residue on their windshields after going through a car wash will sympathize with nanoscientist Seth Darling's pain.

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Researchers examine inaccuracies in mobile app maturity ratings

(Phys.org) —As smartphones, tablets and mobile applications (apps) continue to become more widespread, there is a rising concern among parents who have experienced unreliable content maturity ratings...

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Wind and cold carry dust to new heights

(Phys.org) —Scientists at China's Lanzhou University and Pacific Northwest National Laboratory found that dust lifted from the Taklimakan Desert during a dust storm had a significant effect on the...

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Scientists reveal morphology, growth mechanisms of precipitates from carbon...

(Phys.org) —Capturing carbon dioxide and storing it in underground rock formations is one proposed solution to mitigate climate change. New knowledge about the chemical reactions between stored carbon...

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Solar discovery sets new record for low-grade silicon

(Phys.org) —Solar engineers from UNSW have developed an innovative method to dramatically improve the quality of low-grade silicon, promising to significantly improve electrical efficiency and reduce...

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Did the universe evolve to make black holes?

(Phys.org) —The maths underpinning Darwin's theory of natural selection could explain how the universe may be 'designed' to make black holes.

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Scientists use nano-rods to investigate how matter assembles

(Phys.org) —In the microscopic world, everything is in motion: atoms and molecules vibrate, proteins fold, even glass is a slow flowing liquid. And during each movement there are interactions between...

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Engineers manipulate a buckyball by inserting a single water molecule

(Phys.org) —Columbia Engineering researchers have developed a technique to isolate a single water molecule inside a buckyball, or C60, and to drive motion of the so-called "big" nonpolar ball through...

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Researchers predict painted turtles face extinction due to global warming

(Phys.org) —A trio of Iowa State University researchers has predicted, in a paper published in The American Naturalist, that the painted turtle (Chrysemys picta) faces extinction over the next century...

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Russian researchers find more evidence to support notion that lightning is...

(Phys.org) —Russian physicists Alex Gurevich and Anatoly Karashtin claim, in a paper published in the journal Physical Review Letters, they have found more evidence to support their idea that lightning...

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