Clever board packs all the functionality of the RP2040 — plus LiPo battery support, a NeoPixel, and more — into a stamp-size footprint.
CNN’s Rene Marsh travels to Nevada, home to a lithium-rich extinct supervolcano, to see how the rush to procure critical minerals in the United States is pitting environmental advocates against each other.
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When the largest of stars dies, the supernova they produce can outshine a whole galaxy, and potentially sterilize vast swathes of space. Future civilizations will need to be able to prevent or mitigate such events, though some might seek to artificially ignite a nova.
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A small community of mathematicians is using a software program called Lean to build a new digital repository. They hope it represents the future of their field.
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Perhaps the most sought after technology is not the ability to extend life, but to restore it once it is gone. We will examine the technological options that may be available to us in the future.
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