News tagged with mechanical forces


New lab-on-a-chip measures mechanics of bacteria colonies

Chemistry / Biochemistry

created Jun 30, 2009 | popularity not rated yet | comments 0

(PhysOrg.com) -- Researchers at the University of Michigan have devised a microscale tool to help them understand the mechanical behavior of biofilms, slimy colonies of bacteria involved in most human infectious diseases.


Capillary formation’s mechanical determinants: One growth factor can have many effects

Capillary formation’s mechanical determinants: One growth factor can have many effects

Medicine & Health / Research

created Mar 09, 2009 | popularity 5 / 5 (1) | comments 0

(PhysOrg.com) -- Harvard researchers have established a link between the growth of blood vessels and the mechanical stresses caused by the environment within which the vessels grow, a new understanding that ...





Search results for mechanical forces


New genetic cause of cardiac failure discovered

Medicine & Health / Genetics

created Nov 25, 2009 | popularity 5 / 5 (1) | comments 0

Over the course of a lifetime, the heart pumps some 250 million liters of blood through the body. In the order to do this, the muscle fibers of the heart have to be extremely durable. The research group headed by Dr. Wolfgang ...


Tissue tension regulates tumor progression

Medicine & Health / Cancer

created Nov 23, 2009 | popularity not rated yet | comments 0

(PhysOrg.com) -- UCSF scientists have shown for the first time that the rigidity of a tissue can induce cancer. The research team identified an enzyme that is crucial for regulating tissue stiffness and demonstrated that ...


Water droplets direct self-assembly process in thin-film materials

Nanotechnology / Nanomaterials

created Nov 23, 2009 | popularity 5 / 5 (4) | comments 2

You can think of it as origami - very high-tech origami. Researchers at the University of Illinois have developed a technique for fabricating three-dimensional, single-crystalline silicon structures from thin films by coupling ...


The court will now call its expert witness: the brain

The court will now call its expert witness: the brain

Medicine & Health / Neuroscience

created Nov 20, 2009 | popularity not rated yet | comments 0

(PhysOrg.com) -- Will advances in neuroscience make the justice system more accurate and unbiased? Or could brain-based testing wrongly condemn some and trample the civil liberties of others? The new field ...


Battery Research Aims To Store Renewable Energy

Battery Research Aims To Store Renewable Energy

Technology / Energy

created Nov 19, 2009 | popularity 4.1 / 5 (13) | comments 6

The biggest chemical battery in the United States is located near Interstate 90 in the small town of Luverne, Minn. The 80 ton device -- the size of two tractor-trailers stacked on top of each other -- stores ...


Engineer Discovers Why Particles Like Flour Disperse on Liquids

Engineer Discovers Why Particles Like Flour Disperse on Liquids

Physics / General Physics

created Nov 16, 2009 | popularity 4.3 / 5 (15) | comments 2

(PhysOrg.com) -- Even if you are not a cook, you might have wondered why a pinch of flour (or any small particles) thrown into a bowl of water will disperse in a dramatic fashion, radiating outward as if it ...


Researchers take the lead out of piezoelectrics

Researchers take the lead out of piezoelectrics

Physics / Condensed Matter

created Nov 13, 2009 | popularity 3 / 5 (2) | comments 0

There is good news for the global effort to reduce the amount of lead in the environment and for the growing array of technologies that rely upon the piezoelectric effect. A lead-free alternative to the current ...


AKROD Knee Device

Robotic Devices Providing Home-Care Rehabilitation (w/ Video)

Electronics / Robotics

created Nov 13, 2009 | popularity 5 / 5 (4) | comments 0

(PhysOrg.com) -- A group of researchers, at Northeastern University, have developed several portable robotic devices to aid in the rehabilitation process of stroke victims. These devices are small enough for ...


Warm-blooded dinosaurs worked up a sweat

Warm-blooded dinosaurs worked up a sweat

Biology / Plants & Animals

created Nov 11, 2009 | popularity 5 / 5 (5) | comments 1

(PhysOrg.com) -- Were dinosaurs endothermic (warm-blooded) like present-day mammals and birds or ectothermic (cold-blooded) like present-day lizards? The implications of this simple-sounding question go beyond ...


Willis Tower

The greening of Willis Tower: Rooftop gardens part of plan to improve efficiency

Space & Earth / Environment

created Nov 06, 2009 | popularity 4 / 5 (6) | comments 0

Growing up in the southwest suburbs, Sara Beardsley had a view of the Chicago skyline from her house. Today, she is transforming that skyline, but you won't find her work glorified on a $6 mug or gracing postcards.



List of search results for mechanical forces