The first alarm clock could only ring at 4 a.m.
120
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
A toaster uses almost half as much energy as a full-sized oven.
33
More than a billion transistors are manufactured every second.
-25
Kissenger is a pig-shaped robotic device that lets you kiss someone over the internet.
5
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
17