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Listed under:  Technologies  >  Information and communication technologies  >  Computers
Video

How is your personal information kept secret on the internet?

  • TLF-IDM020585

Lots of private data is exchanged over the internet. What are some examples? As Mia Epner explains, cryptography allows for the secure transfer of data online. How does encryption work? And what is a key? Today information is encrypted using 256 bit keys. This keeps information safe because it means there are way too many ...

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Video

How computers compute

  • TLF-IDM021122

Watch as Jamie Teherani from MIT, demonstrates how a big, mechanical computer made from wood works. What does it have in common with the high-tech computers of today?

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Video

Imagining other uses for robotics technology

  • TLF-IDM020269

It's cool to program robots to play football, but there are many more useful applications for programming robots to react to what they are seeing. What are some of the examples David McKinnon gives? Can you think of some more examples?

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