Inventor and engineer Mark Rober was the top winner at the 2022 ... included streamer of the year (Kai Cenat), breakout streamer (IShowSpeed), competitive gamer (tarik), and variety streamer ...

Watch YouTubers light fireworks, toss in dry ice and conduct other action-packed ... way to conduct science experiments. YouTubers Mark Rober and the Backyard Scientist teamed up to do just ...