Our favorite internet engineer Mark Rober is back! This time he works with a 12-year-old kid to create the world's most powerful T-shirt cannon. You won't believe how far this thing can shoot. This is a fun one to watch with the whole family, including any young inventors.

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Video games have been around for decades, and many people have spent epic amounts of time becoming good at them. But when researchers attempted to develop an AI that would beat every Atari game, there was one it just couldn’t master. The solution? Look to babies.

Being able to see color is a significant evolutionary trait. We can see how blue the sky is or how beautiful fresh flowers are. But, it turns out not all of us see color the same way, and scientists now believe women can see more colors than men. So why is this?

The Northern Lights are one of the most beautiful spectacles on Earth. These glimmering light shows have been a mystery to humans for centuries, and only recently have we begun to truly understand them. Scientists have taken it one step further by recreating them in a lab.

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