› added 11 years ago

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TIL there is a black hole 250 million light years away emitting a low B-flat 57 octaves below middle C on a piano.

Read more nasa.gov

via reddit.com

r11x TIL that Thomas Edison almost burned down Universal Studios and hired snipers to shoot at independent filmmakers
g1b4 TIL The oldest woman alive in 2006 (125-year-old Fulla Nayak) claimed that Marijuana was her secret to long life.
8aZ5a TIL Infrasound waves (with frequencies below 20Hz) lead to distorted vision and the possibility of “ghost” sightings. It can also cause headaches, nausea, night terrors and sleep disorders
nen7r TIL the "fresh is best" culture led consumers to wrongly see frozen produce as lower quality. It turns out frozen fruit & veg are equally nutritious. The freezing process slows nutrient loss which occurs after harvesting. Researchers found no real nutritional differences overall.
gxQ7 TIL The disposable syringe was invented by New Zealander Colin Murdoch in 1956. The Department of Health weren’t interested, saying the design was “too futuristic” and that patients wouldn’t want to be injected with anything contained in plastic.