04/11/2013

Researchers develop stretchable wire-shaped supercapacitor

(Phys.org) —Advances in flexible and stretchable electronics have prompted researchers to explore ways to create stretchable supercapacitors—robust energy storage devices—to power these and other devices.

The sounds of interstellar space

Scifi movies are sometimes criticized when explosions in the void make noise. As the old saying goes, "in space, no one can hear you scream." Without air there is no sound.

Tigers may still come roaring back

Although tigers have been threatened with near extinction for decades and some extinction narratives in the 1990s predicted they'd disappear by 2000, they might actually be making a comeback.

Drawing and writing in liquid with light (w/ Video)

University of Helsinki researchers have manufactured photochemically active polymers which can be dissolved in water or certain alcohols. The new soluble, photosensitive polymer was created by doctoral student Szymon Wiktorowicz.

Global change: Stowaways threaten fisheries in the Arctic

Just think of the warty comb jelly or sea walnut, as it is also known. It has caused tremendous damage to fisheries in the Black Sea after arriving in ballast water from its original habitat along the East coast of North ...

AP-CNBC poll: Twitter faces skeptical investors

Twitter faces skepticism from potential investors and the broader public ahead of its initial public offering, according to an Associated Press-CNBC poll released Monday.

Solar cells utilize thermal radiation

Thermal radiation from the sun is largely lost on most silicon solar cells. Up-converters transform the infrared radiation into usable light, however. Researchers have now for the first time successfully adapted this effect ...

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