12/06/2018

Energy & Green Tech

Cobalt-free batteries: The long goodbye

Lithium-ion batteries make use of cobalt for stability. The use of cobalt, nonetheless, has its drawbacks. The drawbacks have to do with cost, and with availability, and the two as usual are intertwined.

Engineering

Now, you can 3-D print clay, cookie dough – or solid rocket fuel

It's now possible to 3-D print extremely viscous materials, with the consistency of clay or cookie dough with fine precision, thanks to work done at Purdue University. This development may soon allow the creation of customized ...

Engineering

AI senses people's pose through walls

X-ray vision has long seemed like a far-fetched sci-fi fantasy, but over the last decade a team led by Professor Dina Katabi from MIT's Computer Science and Artificial Intelligence Laboratory (CSAIL) has continually gotten ...