Sunflowers inspire more efficient solar power system

(Phys.org) -- A field of young sunflowers will slowly rotate from east to west during the course of a sunny day, each leaf seeking out as much sunlight as possible as the sun moves across the sky through an adaptation called ...

Aircraft engineered with failure in mind may last longer

Complex systems inhabit a "gray world" of partial failures, MIT’s Olivier de Weck says: While a system may continue to operate as a whole, bits and pieces inevitably degrade. Over time, these small failures can add ...

Engineers unveil two-way wireless breakthrough

(Phys.org) -- Groundbreaking two-way wireless technology resulting in vastly superior voice and data services has been developed by a University of Waterloo engineering research team led by Amir K. Khandani, the Canada Research ...

'No-sleep energy bugs' drain smartphone batteries

(Phys.org) -- Researchers have proposed a method to automatically detect a new class of software glitches in smartphones called "no-sleep energy bugs," which can entirely drain batteries while the phones are not in use.

J-2X engine ready for second test series

(Phys.org) -- The next-generation engine that will help carry humans deeper into space than ever is back, bigger and better. The J-2X engine is currently on the A-2 Test Stand at NASA's Stennis Space Center in Mississippi ...

Kyoto prof rolls out omnidirectional wheelchair

(PhysOrg.com) -- A mechanical engineering professor has taken the wraps off his vehicle that is designed to become a next-generation wheelchair. As its formal name suggests, this is the Personal Mobile Vehicle, or Permoveh ...

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