Motivational Quotes, UFC / MMA quotes
sixpenceee: Here are some common myths debunked and other interesting
neurosciencestuff: Tiny chip mimics brain, delivers supercomputer
neurosciencestuff: How we form habits and change existing ones
thedragoninmygarage: Edited for tumblr :) This goddamm fucking
humanoidhistory: The Space Shuttle Discovery lifts off from