Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
				17
			
			Google founders Sergey Brin and Larry Page have expressed their desire to see the search engine become artificial intelligence itself. To achieve that goal, they created the highly-protected “X lab.”
				-7
			
			Scientists in China have built a prototype high-speed maglev train that is theoretically capable of reaching speeds of up to 1,800 mph (2,900 km/h).
				1
			
			The first hard drive available for the Apple II had a capacity of only 5 megabytes.
				46
			
			The cigarette lighter was invented before the match.
				210
			
			Castor oil is used as a lubricant in jet planes.
				-5
			
			Mico headphones read your brainwaves and select music based on your state of mind.
				7
			
			Originally, BMW was an airplane engine manufacturer.
				69
			
			