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It’s a regrettable reality that there is never enough time to cover all the interesting scientific stories we come across each month. So every month, we highlight a handful of the best stories that nearly slipped through the cracks. February’s list includes the revival of a forgotten battery design by Thomas Edison that could be ideal for renewable energy storage; a snap-on device to turn those boxers into "smart underwear" to measure how often we fart; and a dish of neurons playing Doom, among other highlights.