(Phys.org)—Like many mathematical puzzles, the grasshopper problem is simple to state but difficult to solve: A grasshopper lands at a random point on a lawn of area 1, then jumps once, a fixed distance, in a random direction. ...
In the hunt for extra-terrestrial life, scientists tend to take what is known as the "low-hanging fruit approach." This consists of looking for conditions similar to what we experience here on Earth, which include at oxygen, ...
Astronomy
Dec 4, 2017
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(Phys.org)—A combined team of chemists from the University of Bath in the U.K. and Université Toulouse III–Paul Sabatier, UMR in France has found an instance of a calcium compound breaking the 'like repels like' chemistry ...
(Phys.org)—A small team of researchers from Fordham University and Providence College, both in the U.S., has found that there are small but discernible genetic differences between rats living uptown versus downtown on the ...
Google might be in trouble for collecting the personal data of its users, but many companies have a growing incentive to rid their hands of the data that users entrust them with. This is because of growing costs of holding ...
Security
Dec 4, 2017
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From 1900 to 2010, the amount of materials accumulated in buildings and infrastructure across the world increased 23-fold. We are depleting our resources at unprecedented rates. Instead of extracting dwindling raw materials ...
Engineering
Dec 4, 2017
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It has been an extraordinary year of explorations and discoveries at the Earth Institute. During the month of December, as 2017 draws to a close, we will be sharing stories that highlight some of the outstanding work of our ...
Earth Sciences
Dec 4, 2017
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Three times further away from the sun than the Earth lies an enormous lump of metal. Around 252km in diameter, the metallic "M-class" asteroid 16 Psyche is the target of NASA's next mission to the belt of giant rocks that ...
Space Exploration
Dec 4, 2017
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Large-area, two-dimensional semiconductors wired through transparent oxide conductors produce high-performance see-through electronics.
Nanomaterials
Dec 4, 2017
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People have been dreaming about space travel for hundreds of years, long before the arrival of the spectacular technologies behind space exploration today – mighty engines roaring fire and thunder, shiny metal shapes gliding ...
Space Exploration
Dec 4, 2017
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