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News tagged with complex

Metallic molecules to nanotubes: Spread out!

(PhysOrg.com) -- A lab at Rice University has stepped forward with an efficient method to disperse nanotubes in a way that preserves their unique properties -- and adds more.

Nanotechnology / Nanomaterials

created Feb 23, 2011 | popularity 4.3 / 5 (6) | comments 0 | with audio podcast

Biomarker could make diagnosing knee injury easier, less costly, othopaedists say

A recently discovered biomarker could help doctors diagnose a common type of knee injury, according to a new study.

Chemistry / Biochemistry

created Feb 16, 2011 | popularity not rated yet | comments 1

Modeling radiation energy deposition in a complex biological system

Research involving selective irradiation of a human skin tissue model is improving how scientists determine the overall effects of low doses of ionizing radiation such as might be received during certain medical ...

Chemistry / Biochemistry

created Feb 16, 2011 | popularity not rated yet | comments 0

Xenacoelomorpha -- a new phylum in the animal kingdom

An international team of scientists including Albert Poustka from the Max Planck Institute for Molecular Genetics in Berlin has discovered that Xenoturbellida and the acoelomorph worms, both simple marine ...

Biology / Biotechnology

created Feb 16, 2011 | popularity 5 / 5 (5) | comments 1

Words help people form mathematical concepts (w/ Video)

(PhysOrg.com) -- Language may play an important role in learning the meanings of numbers, scholars at the University of Chicago report.

Medicine & Health / Psychology & Psychiatry

created Feb 07, 2011 | popularity 4.8 / 5 (13) | comments 9 | with audio podcast

Clay-armored bubbles may have formed first protocells

(PhysOrg.com) -- A team of applied physicists at Harvard's School of Engineering and Applied Sciences (SEAS), Princeton, and Brandeis have demonstrated the formation of semipermeable vesicles from inorganic ...

Physics / Soft Matter

created Feb 07, 2011 | popularity 4.7 / 5 (33) | comments 167 | with audio podcast

Are brains shrinking to make us smarter?

Human brains have shrunk over the past 30,000 years, puzzling scientists who argue it is not a sign we are growing dumber but that evolution is making the key motor leaner and more efficient.

Biology / Evolution

created Feb 06, 2011 | popularity 4.2 / 5 (33) | comments 56

Crowd workers are not online Shakespeares, but Carnegie Mellon research shows they can write

Writing can be a solitary, intellectual pursuit, but researchers at Carnegie Mellon University have shown that the task of writing an informational article also can be accomplished by dozens of people working independently ...

Other Sciences / Other

created Feb 02, 2011 | popularity not rated yet | comments 0

Surprising approach could help rescue fragile ecosystems, halt cascades of extinctions

(PhysOrg.com) -- Feral pigs introduced to the Galapagos Archipelago shortly after Charles Darwin’s historical visit have damaged the ecosystem of Santiago Island, causing, it is believed, the extinction ...

Biology / Ecology

created Feb 01, 2011 | popularity 4.4 / 5 (8) | comments 2 | with audio podcast

New approach needed to prevent major 'systemic failures'

A Purdue University researcher is proposing development of a new cross-disciplinary approach for analyzing and preventing systemic failures in complex systems that play a role in calamities ranging from huge power blackouts ...

Technology / Engineering

created Jan 31, 2011 | popularity 3.7 / 5 (3) | comments 0

Mathematical model could help predict and prevent future extinctions

In an effort to better understand the dynamics of complex networks, scientists have developed a mathematical model to describe interactions within ecological food webs. This research, performed by Northwestern ...

Biology / Ecology

created Jan 25, 2011 | popularity 4.5 / 5 (2) | comments 0 | with audio podcast

For robust robots, let them be babies first (w/ Video)

Want to build a really tough robot? Forget about Terminator. Instead, watch a tadpole turn into a frog.

Electronics / Robotics

created Jan 20, 2011 | popularity 5 / 5 (11) | comments 1 | with audio podcast

Creating simplicity: How music fools the ear

What makes music beautiful? The best compositions transcend culture and time – but what is the commonality which underscores their appeal? New research published in BioMed Central's open access journal BMC Research No ...

Other Sciences / Mathematics

created Jan 20, 2011 | popularity 3.7 / 5 (6) | comments 4

Mathematical model explains how complex societies emerge, collapse

The instability of large, complex societies is a predictable phenomenon, according to a new mathematical model that explores the emergence of early human societies via warfare. Capturing hundreds of years of human history, ...

Other Sciences / Mathematics

created Jan 19, 2011 | popularity 4.2 / 5 (5) | comments 0

Triblock spheres provide a simple path to complex structures

University of Illinois materials scientists have developed a simple, generalizable technique to fabricate complex structures that assemble themselves.

Chemistry / Materials Science

created Jan 19, 2011 | popularity 4.7 / 5 (7) | comments 0 | with audio podcast