A Pfizer vaccine to protect older adults and infants from respiratory syncytial virus (RSV) infection has shown what some scientists are calling “exciting” promise in late-stage...
A strong earthquake hit a rugged, mountainous region of eastern Afghanistan early Wednesday morning, flattening stone and brick homes and killing at least 1,000 people in...
Millions of American kids will head back to classrooms in the coming days — just as the omicron variant is fueling record new COVID-19 case counts.And...
anywhere to help. Soledad: Ramesh Rajasingham is the Deputy Emergency Relief Coordinator for the United Nations. He is in Haiti to meet with displaced people and...
As the Delta variant spreads rapidly, the number of cases increases in US hotspots, and experts warn that the “amazing death toll” from COVID-19 may soon...
Since the start of the pandemic, scientists have been seeking to better understand immunity to the novel coronavirus. How long is a person immune after having...
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