Mountain melt shutters classic Alpine routes

Little snow cover and glaciers melting at an alarming rate amid Europe's sweltering heatwaves have put some of the most classic Alpine hiking routes off-limits.

How Facebook clickbait draws users into engaging with posts

A study of 4,000 Facebook posts by news organizations provides unique insights into clickbait and user engagement. The study, published in the open access journal PLOS ONE by Anna-Katharina Jung, of the University of Duisburg-Essen, ...

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