May 28, 2023, would be the 93rd birthday of Frank Drake. He formulated the famous Drake equation in 1961, as a tool for contemplating alien civilizations.
Scientists have identified a footprint in South Africa as the oldest human footprint currently known. A member of Homo sapiens created it 153,000 years ago.
AI is helping astronomers process the staggering amounts of data they receive from observatories. It's even making new discoveries based on theoretical objects.