Authorities are searching for a suspect in the killing of Nuno F.G. Loureiro, a prominent physics professor at the Massachusetts Institute of Technology who was shot at his home near Boston. Loureiro, a married 47-year-old from Portugal, was shot Monday night and died Tuesday at a local hospital. Authorities have not disclosed a possible motive, and no suspects were in custody as of Wednesday morning, the Norfolk District Attorney’s Office said.

Food and Drug Administration on Friday authorized emergency use of Elanco Animal Health's ​chewable tablet to treat the infestation of a parasite in cats ‌known as New World screwworm. Shares of the company were up more than 3% in afternoon ‌trading.

The UN high commissioner for human rights, Volker Türk, on Wednesday slammed Israel's threat to ban the operations of numerous international aid agencies in Gaza Strip. The Israeli authorities have demanded that non-governmental organizations (NGO) go through a new registration process in order to continue their work after January 1, 2026, in the largely destroyed Gaza Strip.