Sally Ride traveled into space on June 18th 1983. She was the first American woman to do so. She would have been 64 today and the folks at Google highlights her on their home page with 5 different Google Doodles.
I just discovered The Backyard Scientist on YouTube. This guy takes everyday backyard things and turns them into science projects. He has over 37,000 subscribers! Check out this "art" that came from Molten Aluminum and a watermelon.
Well, not really introduced per say but I just watched one of their many videos for the first time. This car splashing through a puddle at 2500 feet per second is pretty cool.