It was back in 2014 that we first heard about the Chairless Chair, a lower-body exoskeleton that doesn't impede walking, but that also supports the wearer when they go into a sitting position. Well, there's now a lighter, comfier model.
Engineers at MIT have developed an ultra-thin speaker that could be used to make entire surfaces produce sound. The unique design should be energy efficient and easy to produce at scale, the team says.
Diamonds are created from THIN AIR: Startup draws carbon dioxide from the atmosphere to make stunning gems that are physically and chemically identical to those that are mined
Weight is often a key consideration for scientists pushing the boundaries of bullet-proof materials, imagining armor that keeps the wearer safe while also improving their mobility.
This video shows several fire tests with a propane torch for aircrete styrofoam with different densities and other available rigid foam insulation boards.
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