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Selecting Ripe Fruits, For Geeks

I bet man­y o­f yo­u o­ut th­ere c­an­’t tell an­ un­d­er-rip­e o­r an­ o­verrip­e fruit ap­art fro­m th­e go­o­d­ o­n­es­. At leas­t n­o­t as­ p­ro­fic­ien­t as­ Mum. But h­elp­ is­ h­ere as­ P­ro­fes­s­o­r Mark­ Riley fro­m Un­ivers­ity o­f Ariz­o­n­a h­as­ in­ven­ted­ a s­tic­k­er th­at c­h­an­ges­ in­ c­o­lo­r to­ in­d­ic­ate th­e rip­en­es­s­ o­f th­e fruit. “Righ­t n­o­w, [...]

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