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System out of Israel employs smell-sensitive rodents to detect drugs or explosives in public venues like airports and malls. Don't worry: they won't crawl all over you.
We've seen many silly tech ideas come and go, but we would like to ask you which one most seems like a joke worthy of April Fools' Day. Virtual girlfriends? A sex-coach app? Tell us.
Scientists have come up with a material, essentially an ink, that they say could be used to safely test liquids brought on board airplanes.