There's an "anti-smartphone" called John's Phone which can only make and receive calls.
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
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
The first hard drive available for the Apple II had a capacity of only 5 megabytes.
46
Whale oil was used in automobile transmissions as late as 1973.
56
More than a billion transistors are manufactured every second.
-25
Mico headphones read your brainwaves and select music based on your state of mind.
7
Energy is being wasted if a toaster is left plugged in after use.
21