A group of engineers wants to help people "touch" virtual environments in a more natural way, and they built a wearable virtual reality suit to do just that.
Nikola Tesla and Thomas Edison battled it out in the "War of Currents," but each inventor left a significant scientific legacy.
Cloaking technologies could become a reality with a specially designed material that can mask itself from other forms of light when it is hit with a "beam of invisibility."
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