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https://www.nextbigfuture.com, brian wang

Electrical engineers at Stanford have identified two semiconductors – hafnium diselenide and zirconium diselenide – that share or even exceed some of silicon's desirable traits, starting with the fact that all three materials can "rust."

Article Image News Link • GlobalTop Tech

https://www.nextbigfuture.com, brian wang

Roger Shawyer is the original inventor of the Emdrive. He claims to have a new generation EmDrive and has filed for a patent in the UK. The Emdrive is super-controversial propellantless space drive. Many argue that there are problems with the physics

Article Image News Link • GlobalTop Tech

http://newatlas.com, Michael Irving

Inexpensive and compact CubeSats are great for certain missions, but their simplicity can limit their applications. For one, most of them don't pack their own propulsion systems, instead hitchhiking into orbit aboard other satellite launches.

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