News tagged with behavioral mechanisms

Japanese honeybees swarm huge hornet predator to kill it with heat

Japanese honeybees face a formidable foe in the Asian giant hornet, a fierce predator that can reach 40mm long or larger, but the bees have developed a novel defense mechanism: they create a "hot defensive bee ball," swarming ...

Biology / Plants & Animals

created Mar 14, 2012 | popularity 3 / 5 (2) | comments 3

IBM research advances device performance for quantum computing

(PhysOrg.com) -- Scientists at IBM Research have achieved major advances in quantum computing device performance that may accelerate the realization of a practical, full-scale quantum computer. For specific ...

Physics / Quantum Physics

created Feb 28, 2012 | popularity 5 / 5 (18) | comments 6 | with audio podcast

New study may lead to MRIs on a nanoscale

(PhysOrg.com) -- Magnetic resonance imaging (MRI) on the nanoscale and the ever-elusive quantum computer are among the advancements edging closer toward the realm of possibility, and a new study co-authored ...

Physics / Quantum Physics

created Feb 23, 2012 | popularity 4.7 / 5 (10) | comments 0 | with audio podcast

Rice's 'quantum critical' theory gets experimental boost

New evidence this week supports a theory developed five years ago at Rice University to explain the electrical properties of several classes of materials -- including unconventional superconductors -- that ...

Physics / Superconductivity

created Jan 11, 2012 | popularity 4.1 / 5 (14) | comments 2 | with audio podcast

Draft sequence of monarch butterfly genome presented

Each fall millions of monarch butterflies from across the eastern United States use a time-compensated sun compass to direct their navigation south, traveling up to 2,000 miles to an overwintering site in ...

Biology / Biotechnology

created Nov 23, 2011 | popularity not rated yet | comments 0

Fake violations of Bell tests reinforce importance of closing loopholes

(PhysOrg.com) -- In quantum mechanics, Bell’s inequalities serve as a test of nonclassical behavior: if something (such as a light source) violates Bell’s inequalities, then it can be considered to involve quantum ...

Physics / Quantum Physics

created Nov 08, 2011 | popularity 4.5 / 5 (8) | comments 8 | with audio podcast feature

Fruit fly intestine may hold secret to the fountain of youth

One of the few reliable ways to extend an organism's lifespan, be it a fruit fly or a mouse, is to restrict calorie intake. Now, a new study in fruit flies is helping to explain why such minimal diets are ...

Biology / Biotechnology

created Nov 02, 2011 | popularity 4.9 / 5 (17) | comments 3 | with audio podcast

Caveman instincts still play role in choosing political leaders

(PhysOrg.com) -- When it comes to voter preference, the issues count. But some may pull the handle for a more primal reason: Physical fitness and stature against an opponent.

Other Sciences / Social Sciences

created Oct 18, 2011 | popularity 3 / 5 (4) | comments 9 | with audio podcast

Autistic mice act a lot like human patients

UCLA scientists have created a mouse model for autism that opens a window into the biological mechanisms that underlie the disease and offers a promising way to test new treatment approaches.

Biology / Cell & Microbiology

created Sep 29, 2011 | popularity 5 / 5 (2) | comments 0

ONR develops capability to understand effects of underwater pressure on divers

Reaching a new threshold in underwater medical studies, the Office of Naval Research (ONR), today announced a novel capability for examining how cells work at pressures far below the sea surface.

Technology / Engineering

created Aug 10, 2011 | popularity not rated yet | comments 0

Material created at Purdue lets electrons 'dance' and form new state

A team of Purdue University researchers is among a small group in the world that has successfully created ultrapure material that captures new states of matter and could have applications in high-speed quantum ...

Physics / General Physics

created Jul 27, 2011 | popularity 5 / 5 (8) | comments 9 | with audio podcast

Narrowest bridges of gold are also the strongest, study finds

At an atomic scale, the tiniest bridge of gold -- that made of a single atom -- is actually the strongest, according to new research by engineers at the University at Buffalo's Laboratory for Quantum Devices.

Nanotechnology / Nanophysics

created Jul 13, 2011 | popularity 5 / 5 (5) | comments 0 | with audio podcast

Cell rigidity linked to activity in proteins associated with cancer

An unusual collaboration between cell and developmental biologists and physicists at UNC-Chapel Hill is providing insights into the relationship between the physical properties of cells and the signals that influence cell ...

Biology / Cell & Microbiology

created May 16, 2011 | popularity not rated yet | comments 0 | with audio podcast

Absent mothers can cause hyperactivity and anxiety later in life

In mice, early weaning and separation from their mothers promotes long-lasting hyperactivity and anxiety . Researchers writing in the open access journal BMC Neuroscience describe the development of this new behavioral model, ...

Medicine & Health / Neuroscience

created Sep 29, 2010 | popularity not rated yet | comments 0

Anti-aphrodisiac protects young bedbugs

Male bedbugs are known to be very unfussy when it comes to mating, mounting any well-fed bug they can see - regardless of age or gender. Researchers writing in the open access journal BMC Biology have discov ...

Biology / Plants & Animals

created Sep 09, 2010 | popularity 3 / 5 (2) | comments 0