Seventy-five years is the second of two diamond anniversaries — the first is 60 years. But according to Hallmark, the 75th is ...

Harold Ridley successfully implanted the world’s first artificial intraocular lens.

Wright-Patterson Air Force Base is inviting the public ... The annual event has occurred since 1978, the 75th anniversary of the first flight. For the latest news, weather, sports, and streaming ...