A good tool is both robust and accurate; it doesn't break down easily, or give faulty readings or results. This standard applies to everything from a bathroom scale, or vending machine to a sniper rifle. It also rings true ...
Computer Sciences
Apr 24, 2013
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Two Spanish scientists have designed an equation that provides a highly accurate estimate of an individual's speed based on stride length. They used data from professional athletes and walking and running experiments on a ...
Mathematics
Apr 22, 2013
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Projections of rainfall changes from global warming have been very uncertain because scientists could not determine how two different mechanisms will impact rainfall. The two mechanisms turn out to complement each other and ...
Earth Sciences
Apr 15, 2013
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What are the types of things that happen on Mars when we're not looking? Some things we'll never know, but scientists with the HiRISE camera on the Mars Reconnaissance Orbiter have seen evidence of bouncing boulders. They ...
Space Exploration
Apr 11, 2013
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(Phys.org) —One of the cornerstones of quantum physics is the Schrödinger equation, which describes what a system of quantum objects such as atoms and subatomic particles will do in the future based on its current state. ...
Global population data spanning the years from 1900 to 2010 have enabled a research team from the Autonomous University of Madrid to predict that the number of people on Earth will stabilise around the middle of the century. ...
Social Sciences
Apr 4, 2013
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It's the Martian version of spring break: Curiosity and Opportunity, along with their spacecraft friends circling overhead, will take it easy this month because of the sun's interference.
Space Exploration
Apr 4, 2013
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(Phys.org) —The American Nobel Prize Laureate for Physics Richard Feynman once described turbulence as "the most important unsolved problem of classical physics", because a description of the phenomenon from first principles ...
General Physics
Apr 3, 2013
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(Phys.org) —Planetary scientist Tetsuya Tokano of Germany's University of Cologne has found that the right ingredients might exist on Titan, Saturn's largest moon, for the formation of tropical cyclones. In his paper published ...
The solar system's configuration is learned in grade school, and forever committed to memory with the help of foam balls, deconstructed coat hangers, and paint. It's a fairly straightforward arrangement: The sun revolves ...
Astronomy
Mar 21, 2013
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