TVs receive and then display broadcasts of images that move so fast, they appear as a smooth motion to the human eye.
The internet and the World Wide Web is not the same thing. The internet is a network of other smaller networks that link computers together all over the world. The World Wide Web is a collection of linked pages that can be used with the help of the internet and a web browser.
All electrical devices have fuses in them. Fuses are essentially fire-breakers. If there is a power surge, the fuse will break, preventing any damage or fire.
Electronic computers were developed around the 1940s and were the size of a large room. Today, computers have gotten so small that they have been embedded into other things like microwaves, toys, cell phones, etc.
In 1495, Leonardo da Vinci sketched out designs for a humanoid robot. Today, there are many robot prototypes being made.
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