Climate change is worsening pollen season across the U.S.
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Europeans pay 20% more for their holidays than they did before the pandemic
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AstraZeneca vaccines in France to be given to people under 65 years
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Smart dog collar translates dogs’ barks into emotions
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Wuhan returns to its normal life a year from lockdown, but is still affected by emotional scars
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Israel begins vaccination of 16 to 18-year-olds before exams
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China unveils bullet train built for extremely cold temperatures
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Research shows severe trauma among medical workers in England’s Intensive Care Units
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