YouTube is making changes to how it presents educational content — and edutubers are teaching us how to live today — “We just want to make educational content that’s helpful for as many people as possible,” Hank Green explains in a trailer on Crash Course, the educational YouTube Channel Hank and John Green, of Vlogbrothers (and book writing) fame have run since uploading their first animated videos focusing on world history…

The hot new video sharing app isn’t just teenagers producing memes and miming along to their favorite pop songs — Among the teens creating TikTok videos about the undeniable, bone level differences between freshmen and sophomores, you can find Jenny and Mike Krupa, both 88-years-old, explaining the perks of being octogenarians. Though the senior citizens’ account (@its_j_dog) is run and scripted by their 19-year-old grandson Skylar (“I knew people really…