Scientists have found that the way spiders stick to ceilings could be the key to making Post-it® notes that don’t fall off – even when they are wet. A team from Germany and Switzerland have made the first detailed examinations of a jumping spider’s ‘foot’ and have discovered that a molecular force sticks the spider to almost anything. The force is so strong that these spiders could carry over 170 times their own body weight while standing on the ceiling.

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