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Carbon in a Twirl: The Science Behind a Self-Assembled Nano-Carbon Helix
May 16, 2013 — Nanotechnology draws on the fabrication of nanostructures. Scientists have now succeeded in growing a unique carbon structure at the nanoscale that resembles a tiny twirled mustache. Their method ... > full story -
Vicious Cycle: Obesity Sustained by Changes in Brain Biochemistry
May 16, 2013 — Scientists have shown that in the brain cells of rats, obesity impedes the production of a hormone that curbs appetite and inspires calorie burning. The root cause appears to be a breakdown in the ... > full story -
Genetic Risk for Schizophrenia Is Connected to Reduced IQ
May 16, 2013 — The relationship between the heritable risk for schizophrenia and low intelligence (IQ) has not been clear. Schizophrenia is commonly associated with cognitive impairments that may cause functional ... > full story -
New Record in Wireless Data Transmission
May 16, 2013 — Researchers have achieved the wireless transmission of 40 Gbit/s at 240 GHz over a distance of one kilometer. Researchers say that their most recent demonstration sets a new world record and ties in ... > full story -
Spiders: Capturing Prey in Silken Netting and Sticky Hairs
May 16, 2013 — The great ecological success of spiders is often substantiated by the evolution of silk and webs. Biologists have now found an alternative adaptation to hunting prey: hairy adhesive pads, so called ... > full story -
Herpes Infections: Natural Killer Cells Activate Hematopoiesis
May 16, 2013 — Infections can trigger hematopoiesis at sites outside the bone marrow – in the liver, the spleen or the skin. Researchers now show that a specific type of immune cell facilitates such ... > full story -
X-Ray Tomography of Living Frog Embryo
May 16, 2013 — Classical X-ray radiographs provide information about internal, absorptive structures of organisms such as bones. Alternatively, X-rays can also image soft tissues throughout early embryonic ... > full story -
Paleontology: The Eloquence of Otoliths Seen in a 23-Million-Year-Old Fish Fossil
May 16, 2013 — Fish fossils that are about 23 million years old give unprecedented insight into the evolutionary history of the gobioid order, one of the most species-rich groups among the modern bony ... > full story -
South Africa's New Radio Telescope Reveals Giant Outbursts from Binary Star System
May 16, 2013 — An international team of astronomers have reported the first scientific results from the Karoo Array Telescope (KAT-7) in South ... > full story -
Asteroid 1998 QE2 to Sail Past Earth Is Nine Times Larger Than Cruise Ship
May 16, 2013 — On May 31, 2013, asteroid 1998 QE2 will sail serenely past Earth, getting no closer than about 3.6 million miles (5.8 million kilometers), or about 15 times the distance between Earth and the moon. ... > full story
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