Tiny robot swarms coordinate with sound, like bees or birds. They self-organize, adapt, and even repair themselves. These machines could clean pollution, deliver precise medicine, or explore dangerous places.
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The day after Christmas is for relaxing and checking your budget. It's not like the busy shopping after Thanksgiving. But if you still want to shop, there are some good deals to be found.
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Deals have slowed since Black Friday, especially for charging gear. But Anker's Laptop Power Bank is back on sale. It's $87.99 at Amazon and Walmart, which is $47 off. This matches its all-time lowest price.
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