Air crash investigations can take months, and federal investigators told reporters they would not speculate on the cause.

Sen. Elizabeth Warren (D-Mass.) pressed RFK Jr. to commit to not collecting money from suits against drug and vaccine makers while he's HHS secretary — or for four years afterward ...

This is a report of a case of traumatic optic neuropathy after minor head injury: a rare cause of sudden visual loss after trauma. The aetiology and management are discussed.