Lightning strikes shift a spectacular amount of electricity around, but we've really only fully appreciated their power in recent years, as we've discovered that they also produce antimatter and—as described this week—free neutrons. As if that isn't enough to make the Earth seem like a scary place, this week featured stories on what basic demographics will leave the planet looking like at mid-century, as well as spectacularly misguided legislation that may interfere with science education in the US.

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