The idea of avoiding asteroid impacts has featured prominently in the public's mind for decades—especially since the release of movies such as Deep Impact and Armageddon. But is using a nuclear explosion the best way to ...
Space Exploration
Oct 18, 2021
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26
In mathematics, you need at most only four different colors to produce a map in which no two adjacent regions have the same color. Utah and Arizona are considered adjacent, but Utah and New Mexico, which only share a point, ...
Mathematics
Mar 10, 2011
2
0
Preschool children who showed less ability to estimate the number of objects in a group were 2.4 times more likely to have a later mathematical learning disability than other young people, according to a team of University ...
Social Sciences
Aug 14, 2013
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The SpaceMath@NASA mathematics resource for teachers and students recently achieved a landmark number of downloads.
Mathematics
Apr 7, 2011
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(PhysOrg.com) -- Time for some quick arithmetic: Is 3600 x 4.4 x 104 x 32 larger or smaller than 3 x 109?
Mathematics
Mar 29, 2010
2
0
New research at the University of Warwick has (pardon the pun) put a new spin on a mathematical analogy involving a jumping grasshopper and its ideal lawn shape. This work could help us understand the spin states of quantum-entangled ...
Quantum Physics
Aug 10, 2020
0
51
A small team of researchers at the Institute of Interdisciplinary Physics and Complex Systems in Spain has created what they describe as a "worldwide waste web" and have used it to track the movement of hazardous waste around ...
Given a list of cities and the distances between each pair of cities, how do you determine the shortest route that visits each city exactly once and returns to the starting location? This famous problem is called the 'traveling ...
Quantum Physics
Jan 6, 2021
1
70
(Phys.org) —Engineers will be able to design better fuel systems for everything from motorcycles to rockets faster and more inexpensively because of a mathematical fuels model developed at The University of Alabama in Huntsville.
Energy & Green Tech
Mar 19, 2013
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0
The U.S.- and Singapore-based creators of the low-cost I-slate electronic tablet are preparing for full-scale production now that a yearlong series of tests has shown that the device is an effective learning tool for Indian ...
Consumer & Gadgets
Oct 3, 2011
0
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