If you’re into science and need something a little more substantial than the MinutePhysics videos we talked about earlier today, you should know about ScienceAtNASA on YouTube. Every time there’s a breaking development, interesting find or something your life might be substantially emptier for not knowing (thundersnow, anyone?!), the fine folks at NASA post a ScienceCast to get the info out there in an accessible, understandable way. Recently, there was a major discovery regarding solar flares; maybe we should update that [GAS] Science Class…