You've got to love mother nature. After all the technical security gizmos mankind can come up with, she trumps us every time.
We've had robotic noses for a few years now but none can match the sniffer dog, sniffer pig and now the sniffer wasp. If there is an anthropomorphic personification of nature she's looking down and thinking "Now that's how it's done. Learn people."
Found by calculating the strength of the material deep inside the crust of neutron stars
Can highlight in real-time the relevant regions of an image being described
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