More states are relaxing measures to protect against Covid-19 as variants circulate in the United States — a combination that means “we’re walking into the mouth...
With the Olympic games due to start in Tokyo in July, Japan had every reason to move quickly to approve a Covid-19 vaccine and begin inoculations....
Mistrust in the government is nothing new for the residents of Flint, Michigan. In 2014, the state’s public officials assured the residents that their water was...
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Scientists have long wondered how butterflies fly — compared with other flying animals, the creatures have unusually short, broad and large wings relative to their...
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With a Covid-19 caseload that’s surpassed 10 million people, India is the world’s second worst-hit country by the coronavirus pandemic, trailing only the United...