Researchers stumped by drug addiction paradox
Apr 16, 2008 |
4.4 / 5 (110) |
29
From chocolate and caffeine to nicotine and cocaine, many of our most addictive foods and drugs come from plant toxins. Considering that plants originally developed these toxins to deter herbivorous predators, ...
World's oldest living tree discovered in Sweden
Biology /
Apr 16, 2008 |
4.4 / 5 (55) |
2
The world's oldest recorded tree is a 9,550 year old spruce in the Dalarna province of Sweden
The world’s oldest recorded tree is a 9,550 year old spruce in the Dalarna province of Sweden.
Intelligence and rhythmic accuracy go hand in hand
Medicine & Health / Psychology & Psychiatry
Apr 16, 2008 |
4.7 / 5 (30) |
5
People who score high on intelligence tests are also good at keeping time, new Swedish research shows. The team that carried out the study also suspect that accuracy in timing is important to the brain processes responsible ...
Changing jet streams may alter paths of storms and hurricanes
Space & Earth / Earth Sciences
Apr 16, 2008 |
3.7 / 5 (30) |
0
The Earth’s jet streams, the high-altitude bands of fast winds that strongly influence the paths of storms and other weather systems, are shifting—possibly in response to global warming. Scientists at the Carnegie Institution ...
MIT prof Edward Lorenz, father of chaos theory, dies at 90
Apr 16, 2008 |
4.8 / 5 (22) |
0
Edward Lorenz, an MIT meteorologist who tried to explain why it is so hard to make good weather forecasts and wound up unleashing a scientific revolution called chaos theory, died April 16 of cancer at his ...
A potential sugar fix for tumors
Apr 16, 2008 |
4.6 / 5 (21) |
1
Researchers at the Duke School of Medicine apparently have solved the riddle of why cancer cells like sugar so much, and it may be a mechanism that could lead to better cancer treatments.
Researchers discover chromium's hidden magnetic talents
Apr 16, 2008 |
4.3 / 5 (20) |
0
Two Dartmouth researchers have determined that the element chromium displays electrical properties of magnets in surprising ways. This finding can be used in the emerging field of “spintronics,” which might someday contribute ...
Computer Science Fog Machine Improves Computer Graphics
Technology / Computer Sciences
Apr 16, 2008 |
4.4 / 5 (18) |
0
UC San Diego computer scientists have created a fog and smoke machine for computer graphics that cuts the computational cost of making realistic smoky and foggy 3-D images, such as beams of light from a lighthouse ...
Is there anybody out there?
Space & Earth / Space Exploration
Apr 16, 2008 |
3.6 / 5 (21) |
15
Is there anybody out there? Probably not, according to a scientist from the University of East Anglia.
Fast AFM probes measure multiple properties of biomolecules or materials simultaneously
Apr 16, 2008 |
4.4 / 5 (17) |
0
New research demonstrates that novel probe technology based on flexible membranes can replace conventional atomic force microscopy (AFM) cantilevers for applications such as fast topographic imaging, quantitative ...
World-first discovery could help treat life-threatening tumors
Apr 16, 2008 |
4.7 / 5 (15) |
0
WA researchers investigating how blood vessel growth keeps cancers alive have made a world-first discovery that could boost the chances of successfully treating life-threatening tumours.
Methane sources over the last 30,000 years
Space & Earth / Earth Sciences
Apr 16, 2008 |
3.9 / 5 (16) |
1
Ice cores are essential for climate research, because they represent the only archive which allows direct measurements of atmospheric composition and greenhouse gas concentrations in the past. Using novel ...
Are humans hardwired for fairness?
Medicine & Health / Psychology & Psychiatry
Apr 16, 2008 |
4.5 / 5 (13) |
1
Is fairness simply a ruse, something we adopt only when we secretly see an advantage in it for ourselves" Many psychologists have in recent years moved away from this purely utilitarian view, dismissing it as too simplistic. ...
Study finds increased fragmentation of TV news audiences along party lines
Apr 16, 2008 |
4.2 / 5 (13) |
4
Television news audiences are divided along party lines like never before, according to a new University of Georgia study that warns the trend may have damaging consequences for political discourse and democracy in America.
Unearthing clues of catastrophic earthquakes
Space & Earth / Earth Sciences
Apr 16, 2008 |
3.7 / 5 (14) |
1
The destruction and disappearance of ancient cultures mark the history of human civilization, making for fascinating stories and cautionary tales. The longevity of today’s societies may depend upon separating fact from fiction, ...
