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The Perplexing Psychology of Returning to ‘Normal’ (www.wired.com)

For a year now, we’ve been living in constant fear of Covid-19. But when you get that vaccine in your arm, it’s not like your stress will magically melt away.

People taking Pfizer vaccine report blood clots more than Oxford's (www.dailymail.co.uk)

Why Mount Everest's height keeps changing