Lions watch visitors from their enclosure on the opening day of the Smithsonian National Zoo in Washington, DC on July 24, 2020, after it closed due to COVID-19 outbreak in March.
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For a forthcoming study, researchers with the U.K.'s University of Bath and other schools spoke to 10,000 people in 10 countries, all of whom were between the ages of 16 and 25, to gauge how they feel about climate change.
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Emma Raducanu of Great Britain celebrates with the championship trophy after defeating Leylah Annie Fernandez of Canada during their women's singles final match on Day 13 of the 2021 US Open on Saturday.
Travelers wearing protective face masks wait in line at a Transportation Security Administration screening at LaGuardia Airport in New York last month. U.S. aviation regulators are calling on the nation's airports to crack down on the defiantly unmasked.
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Megan Alexandra Blankenbiller became sick before she was able to get the COVID-19 vaccine. She spent her final days in the hospital trying to help others avoid the same mistake.
In an effort to curb video game addiction among children, Chinese authorities are tightening the reins on just how much that online gaming companies are allowed to offer young users.
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Smoke rises from a deadly explosion outside the airport in Kabul, Afghanistan, on Thursday. A suicide bomber targeted crowds massing near the airport in the waning days of a massive airlift that has drawn thousands of people seeking to flee the Taliban takeover.