Infections from HMPV, bird flu, and norovirus are rising in the U.S. What should the public know about risks and prevention measures?
Read moreNASA's James Webb Space Telescope uncovers 44 stars in a distant galaxy, 6.5 billion light-years away, using gravitational lensing techniques.
Read morePennsylvania braces for severe wind chills from a polar vortex, posing serious health risks and impacting daily life across the state.
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