News tagged with tension
Scientists solve decade-long mystery of nanopillar formations
Scientists at the California Institute of Technology have uncovered the physical mechanism by which arrays of nanoscale pillars can be grown on polymer films with very high precision, in potentially limitless ...
Oct 22, 2009 |
4.9 / 5 (24) |
2
Study confirms that cannabis is beneficial for multiple sclerosis
Cannabis can reduce spasticity in multiple sclerosis (MS) patients. A systematic review, published in the open access journal BMC Neurology, found that five out six randomized controlled trials reported a reduction in spa ...
Medicine & Health / Neuroscience
Dec 04, 2009 |
5 / 5 (21) |
0
Researchers reveal the internal dance of water
(PhysOrg.com) -- Water is familiar to everyone - it shapes our bodies and our planet. But despite this abundance, the molecular structure of water has remained a mystery, with the substance exhibiting many ...
Aug 12, 2009 |
4.9 / 5 (21) |
2
A well-known effect in breakfast cereal helps physicists understand the universe
Have you ever noticed how the last bits of cereal in the bowl always seem to cling to one another, making it easy to spoon up the remaining stragglers? Physicists have -- and they've given it a name: the "Cheerios ...
Sep 09, 2010 |
3.6 / 5 (28) |
16
|
Fire ants assemble as a 'super-organism' (w/ video)
The ants may go marching one by one, but they end up forming a superstructure of thousands -- and together they can form a raft that stretches the boundaries of the laws of physics, according to new research ...
Apr 25, 2011 |
4.6 / 5 (16) |
20
|
Physicists unlock the mysteries of crack formation
(PhysOrg.com) -- In research published in the March 4 issue of the journal Nature, Northeastern University physicists have pioneered the development of large-scale computer simulations to assess how cracks ...
Mar 05, 2010 |
4.2 / 5 (17) |
4
|
Study investigates craters formed by raindrops (w/ Video)
(PhysOrg.com) -- Hiroaki Katsuragi and a team from Kyushu University in Fukuoka, Japan, have been investigating what happens when water drops of various sizes are allowed to fall from a height of 10 to 480 ...
Jun 01, 2010 |
5 / 5 (12) |
0
|
The healing effects of forests
"Many people," says Dr. Eeva Karjalainen, of the Finnish Forest Research Institute, Metla, "feel relaxed and good when they are out in nature. But not many of us know that there is also scientific evidence about the healing ...
Jul 23, 2010 |
4.5 / 5 (13) |
0
Venom tears: Snake bites can turn out to be groovy
Many people worry about the manner of their death. Death by car accident, death by cancer and death by gunshot are some of the more dreaded ways to go. No less awful is the prospect of death by snakebite. ...
May 13, 2011 |
4.8 / 5 (11) |
1
|
World's first magnetic soap produced
Scientists from the University of Bristol have developed a soap, composed of iron rich salts dissolved in water, that responds to a magnetic field when placed in solution. The soap's magnetic properties were ...
Jan 23, 2012 |
4.9 / 5 (10) |
1
|
Here's looking at dew: spiders snare water from the air
Fog-catching nets which provide precious water in rain-starved parts of the world may be poised for a high-tech upgrade thanks to the spider.
Nanotechnology / Nanomaterials
Feb 03, 2010 |
5 / 5 (9) |
2
What happens when we get angry?
When we get angry, the heart rate, arterial tension and testosterone production increases, cortisol (the stress hormone) decreases, and the left hemisphere of the brain becomes more stimulated. This is indicated ...
Medicine & Health / Psychology & Psychiatry
May 31, 2010 |
5 / 5 (8) |
2
Engineering researchers simplify process to make world's tiniest wires
(PhysOrg.com) -- Surface tension isn't a very powerful force, but it matters for small things — water bugs, paint, and, it turns out, nanowires.
Jul 21, 2010 |
5 / 5 (8) |
0
|
Real crime scene investigation of blood splatter patterns imperfect
In fictional television shows such as Dexter and CSI, patterns in blood splatters at the scene of crime can be counted on to lead investigators to the killer. In real life, they're a useful tool -- but an ...
Oct 28, 2010 |
4.4 / 5 (9) |
0
The Marangoni effect: A fluid phenom (w/ Video)
(PhysOrg.com) -- What do a wine glass on Earth and an International Space Station experiment have in common? Well, observing the wine glass would be one of few ways to see and understand the experiment being ...
Mar 11, 2011 |
4.6 / 5 (8) |
1
|
