Sudbury company attracts $8M investment to support its leading-edge cancer treatment technology

 Dr. Amadeo Parissenti, a scientist and LU professor, and his research associate, Dr. Baoqing Guo, developed technology that allows doctors to tell whether chemotherapy is having an impact on a patient's cancer. (File) Dr. Amadeo Parissenti, a scientist and LU professor, and his research associate, Dr. Baoqing Guo, developed technology that allows doctors to tell whether chemotherapy is having an impact on a patient's cancer. (File)

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Why COVID-19 boosters weren't tweaked to better match variants

More COVID-19 booster shots may be on the way -- but when it's your turn, you'll get an extra dose of the original vaccine, not one updated to better match the extra-contagious delta variant. And that has some experts wondering if the booster campaign is a bit of a missed opportunity to target delta and its likely descendants.

Colin Powell dies, exemplary general stained by Iraq claims

Colin Powell, the trailblazing soldier and diplomat whose sterling reputation of service to Republican and Democratic presidents was stained by his faulty claims to justify the 2003 U.S. war in Iraq, died Monday of COVID-19 complications. He was 84.