Browse 531 videos in category Technology
LifeStraw is a personal water filter that’s simple to use, small enough to fit in your pocket, and capable of filtering 1,000 liters of water—that’s enough water for one person for a whole year.
It has been shown to trap 99.9999% of waterborne bacteria, includ…
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Tennis for Two - Created by American physicist William Higinbotham, it is important in the history of video games as one of the first electronic games to use a graphical display.
- 14773 views
- 22 comments