(PhysOrg.com) -- Ranging in thickness from a few nanometers to several micrometers, thin films and coatings play a role in a wide variety of applications. The reflective metal layer on a mirror, the coatings on low-emissivity ...
The wrinkles on a raisin result from a simple effect: As the pulp inside dries, the skin grows stiff and buckles to accommodate its shrinking size. Now, a team of researchers at MIT has discovered a way to harness that same ...
Materials Science
Aug 1, 2012
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Bacteria swim by rotating the helical, hairlike flagella that extend from their unicellular bodies. Some bacteria, including the Escherichia coli (E. coli) living in the human gut, have multiple flagella that rotate as a ...
General Physics
Jul 8, 2013
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A babysitter was watching a pair of siblings who—surprise—were acting up in the backseat of a car.
Hi Tech & Innovation
Sep 9, 2011
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On March 23, NASA put the squeeze on a large rocket test section. Results from this structural strength test at NASA's Marshall Space Flight Center in Huntsville, Ala., will help future heavy-lift launch vehicles weigh less ...
Space Exploration
Mar 24, 2011
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