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Thursday, January 17, 2013

ScienceDaily: Top Science News

ScienceDaily: Top Science News


In the eastern U.S., spring flowers keep pace with warming climate, blooming up to a month earlier

Posted: 16 Jan 2013 04:53 PM PST

Using the meticulous phenological records of two iconic American naturalists, Henry David Thoreau and Aldo Leopold, scientists have demonstrated that native plants in the eastern United States are flowering as much as a month earlier in response to a warming climate.

New robotic fish glides indefinitely

Posted: 16 Jan 2013 01:45 PM PST

A high-tech robotic fish has a new look. A new skill. And a new name. Scientists have made a number of improvements on their fish, including the ability to glide long distances, which is the most important change to date.

Light exposure during pregnancy key to normal eye development

Posted: 16 Jan 2013 10:14 AM PST

New research concludes the eye -- which depends on light to see -- also needs light to develop normally during pregnancy. Scientists say the unexpected finding offers a new basic understanding of fetal eye development and ocular diseases caused by vascular disorders -- in particular one called retinopathy of prematurity that can blind premature infants.

New 'social' chromosome discovered in the red fire ant

Posted: 16 Jan 2013 10:14 AM PST

Researchers have discovered a social chromosome in the highly invasive fire ant that helps to explain why some colonies allow for more than one queen ant, and could offer new solutions for dealing with this pest. One of the researchers said, "Our discovery could help in developing novel pest control strategies. For example, a pesticide could artificially deactivate the genes in the social chromosome and induce social anarchy within the colony."

New nanoscale coating won't get wet; Repels most liquids

Posted: 16 Jan 2013 09:35 AM PST

A nanoscale coating that's at least 95 percent air repels the broadest range of liquids of any material in its class, causing them to bounce off the treated surface, according to the engineering researchers who developed it.

Mathematical breakthrough sets out rules for more effective teleportation

Posted: 16 Jan 2013 08:17 AM PST

Theoretical physicists have shown that quantum law of 'entanglement' may hold the key to eventual teleportation of quantum information. Now, for the first time, researchers have worked out how entanglement could be 'recycled' to increase the efficiency of these connections. The result could conceivably take us a step closer to sci-fi style teleportation in the future, although this research is purely theoretical in nature.

Research reveals exactly how the human brain adapts to injury

Posted: 16 Jan 2013 06:21 AM PST

For the first time, scientists have used a new combination of neural imaging methods to discover exactly how the human brain adapts to injury. The research shows that when one brain area loses functionality, a "back-up" team of secondary brain areas immediately activates, replacing not only the unavailable area but also its confederates.

Light from darkness: Brilliant stars emerging from dusty stellar nursery

Posted: 16 Jan 2013 06:14 AM PST

An evocative new image from the European Southern Observatory shows a dark cloud where new stars are forming, along with a cluster of brilliant stars that have already emerged from their dusty stellar nursery.

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