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TIL The Space Needles center of gravity is at 5 ft from the ground.

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dDkO8 TIL about Robert Rayford who's believed to have died from AIDS in 1969. He checked himself into the hospital and was found to have an unusually severe form of chlamydia as well as Kaposi's sarcoma, an AIDS-defining illness, and a dysfunctional immune system. AIDS wasn't identified until 1981.
5VmV9 TIL that comedian Keegan-Michael Key and DC Comics writer Dwayne McDuffie were half-brothers.
Z8rAY TIL Rockapella, the a cappella group featured in the gameshow Where In The World Is Carmen Sandiego, is still making music. While there has been turnover in the members, they are still touring.
5V9jP TIL scientists calculated that a week-long nuclear war involving about 100 nuclear weapons would kill 27 million people directly and 255 million people from starvation, while a week-long war involving 4,400 nuclear weapons would kill 360 million people directly and 5 billion people from starvation.
womY7 TIL that the New Mexico Fish and Game department introduced several dozen South African Oryx in the 70s for novel hunting opportunities. The Oryx is now invasive in New Mexico, and there are thousands of them in the wild imbalancing ecosystems there.