Opinion | Is There a Cancer Cluster at Colonia High School?

Al Lupiano, his wife and his sister all had brain tumors. It started in 1999 when Mr. Lupiano, then 27, was diagnosed with a noncancerous one. Twenty-two years later, in…

Monkeypox spreading in ‘cluster events,’ but vaccines can help stop it, local health officials say

CNN  —  The monkeypox virus has spread quickly in clusters across the United States – at certain music festivals, pool parties and bathhouses – and now public health officials in…

C.D.C. Issues Alert Over Cluster of Hepatitis Cases in Children

A cluster of severe hepatitis cases in Alabama children prompted the Centers for Disease Control and Prevention to issue a nationwide health alert on Wednesday, urging doctors and health officials…

To Push Back Russians, Ukrainians Hit a Village With Cluster Munitions

HUSARIVKA, Ukraine — It was in early March when the spent warhead of a cluster munition rocket landed next to Yurii Doroshenko’s home in eastern Ukraine, having dispensed its lethal…