Hybrid and electric cars have gone pretty mainstream. But it's hard to get a sense of whether the charging infrastructure
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Okay so yeah, we can't actually do all of this time traveling in practice, but there's a lot of jumping around that physicist know would work in theory. And if they could just figure out how to create negative energy, also known as exotic matter for some reason, we could build spinning cylinders and wormholes to our collective heart's content. And as Minute Physics points out, don't forget the type of time travel we all do constantly. It's quotidian enough to be kind of annoying, but it's actually kind of great to remember that we're all moving through space-time all the . . . time.
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Out with the old in with the new is a good motto for staying on top of new technology, but there's really no reason to burn the 35mm film we have left. Don't worry Olympic committee, we've solidly transitioned to the age of digital photography.
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