Raft, a game developed by Redbeet Interactive, starts players on a small wooden raft in the middle of the ocean to try and fend for themselves. You can play either alone or with friends to try and ...

I would like to invent a way for me to move large heavy objects (couch, pinball machine, furniture, etc.) up and down stairs in my house by myself without putting my health at risk. I'm looking for ...

Engineers at the University of Minnesota have developed a new system that can move objects without making physical contact. The technique involves ultrasound waves acting on specialized surfaces to ...