Energy & Green Tech

Pioneering 3-D printed device sets new record for efficiency

A new 3-D printed thermoelectric device, which converts heat into electric power with an efficiency factor over 50% higher than the previous best for printed materials—and is cheap to produce in bulk—has been manufactured ...

Energy & Green Tech

Biofuel from a container

More than four billion tons of crude oil are produced every year, and electricity from wind, solar and hydropower plants cannot entirely supplant fossil sources of energy. At best, renewables could cover the energy needed ...

Robotics

Urban swarms for autonomous waste management

Researchers at MIT Media Lab, the University of Pisa, and Université Libre de Bruxelles have recently explored the feasibility of using swarm robotic systems for autonomous waste management. Their approach, outlined in a ...

Consumer & Gadgets

Why can't we fix our own electronic devices?

Traditionally, when a car breaks down, the solution has been to fix it. Repair manuals, knowledgeable mechanics and auto parts stores make car repairs common, quick and relatively inexpensive. Even with modern computer-equipped ...

Energy & Green Tech

Americans use more clean energy in 2016

Americans used more renewable energy in 2016 compared to the previous year, according to the most recent energy flow charts released by Lawrence Livermore National Laboratory. Overall, energy consumption was nearly flat.

Engineering

As 3-D printing grows, so does need to reclaim plastic waste

UC Berkeley is a leader in 3-D printing. From creating a prosthetic hand for an 8-year-old girl to a "smart cap" that senses spoiled food to large-scale cement buildings, engineers and designers on campus are pushing the ...

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