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Tree Hugger
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Narrowly edging out the previous record set by Spectrolab late last year, two scientists at the University of Delaware have just created a new device that can convert 42.8% of the light striking it into electricity. The solar cell, built by Christina Hons..
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Boston Globe
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The latest technical advance out of MIT could dramatically change the drudgery of recharging portable devices: An MIT research team has figured out how to wirelessly illuminate an unplugged light bulb from seven feet away.
Details about WiTricity, or w..
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CBS News
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Get ready for the 25-hour day. A new study, funded by NASA, shows that it's possible to cram an extra hour into the day.
The researchers included Charles Czeisler, MD, PhD, director of the sleep medicine division at Harvard Medical School and chief of..
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MSNBC
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If trees grow on other planets, their leaves might be red, orange or yellow, and not only in autumn, scientists say.
Two new studies detailed in the March issue of the journal Astrobiology find that the color of a planet’s photosynthetic organisms de..
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Physorg
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Work completed by physics professors at Rowan University shows that light is made of particles and waves, a finding that refutes a common belief held for about 80 years.
Shahriar S. Afshar, the visiting professor who is currently at Boston's Institute..
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www.energystar.gov
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If every American home replaced just one light bulb with an ENERGY STAR, we would save enough energy to light more than 2.5 million homes for a year and prevent greenhouse gases equivalent to the emissions of nearly 800,000 cars...
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BBC News
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Spiders "talk" to potential mates using a type of light not visible to the human eye, scientists report.
A team found that male jumping spiders (Phintella vittata) are using ultraviolet B (UVB) rays to communicate with females.
While UVA rays are of..
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BBC News
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Scientists say they have unlocked some of the secrets behind black holes, the gravitational fields known for sucking up light and stars from the Universe.
In a report in the journal Nature, US researchers say they have worked out how black holes emit j..
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BBC News
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An observatory has opened in an area of Northumberland recognised as having the least light pollution in England.
The �450,000 Kielder Observatory will offer astronomers views of the universe uncluttered by intruding light from towns and cities.
T..
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BBC News
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A Nasa space probe measuring the oldest light in the Universe has found that cosmic neutrinos made up 10% of matter shortly after the Big Bang.
Five years of study data also shows that the first stars took over half a billion years to light up the Univ..
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BBC News
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Regulators have given scientists the green light to create human-animal embryos for research.
The Human Fertilisation and Embryology Authority granted permission after a consultation showed the public were "at ease" with the idea.
Experts said it wa..
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BBC News
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Astronomers have revealed the effects of unseen dark matter as it tugs on galaxies in a crowded supercluster.
Dark matter acts as invisible cosmic "scaffolding" upon which visible stars and galaxies are assembled.
The dark matter in this instance ha..
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BBC News
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The Environment Agency has called for more information to be made available on the health and environmental risks posed by low-energy light bulbs.
It says because the bulbs contain small amounts of mercury, more information about safe recycling is need..
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BBC News
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A new type of super-efficient household light bulb is being developed which could spell the end of regular bulbs.
Experts have found a way to make Light Emitting Diodes (LEDs) brighter and use less power than energy efficient light bulbs currently on t..
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BBC News
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A selection of striking Victorian images, ranging from a limpet's tongue to the the suckers of a beetle are going on display in Belfast.
The images were created by a University of Ulster academic using microscope slides prepared by Victorian microscopi..
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Daily Mail
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It was supposed to be the one speed limit you cannot break.
But scientists claim to have demonstrated there is the possibility of travel faster than the speed of light.
The feat contradicts one of the key tenets of Einstein's special theory of relat..
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BBC News
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Thousands of people in the northern hemisphere have witnessed a spectacular light show of shooting stars, known as the Perseid meteor shower.
The annual event coincided with a new Moon, providing stargazers with the best viewing conditions for years...
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BBC News
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A major new particle accelerator is to be built at Hamburg, Germany, that is capable of producing super-brilliant, ultra-short flashes of X-ray light.
The intense beam made in the 3.4km-long (2.1 miles) machine will probe how matter is pieced together..
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BBC News
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A genetic study has shed light on the mystery of how fish made the move from water to land millions of years ago.
Previous research had suggested that fish had made an abrupt genetic jump to acquire land-friendly limbs.
But a US team has now shown t..
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BBC News
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Our natural daily 24-hour cycle could be stretched by an extra hour safely and simply by exposure to pulses of bright light, research suggests.
Experts say it could prove useful for astronauts adapting for long-term missions to Mars - where a day lasts..
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