› added 3 weeks ago

5

TIL The square root of -1 exists and it’s called an “imaginary” number

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4XEpw TIL "placebo sleep": if you convince yourself that you slept well (even though you didn't), it tricks your brain into thinking that you did sleep well.
x6paB TIL that Homer’s Iliad ends with Hector’s funeral. This means that the Trojan Horse and Achilles’ death aren’t from the Iliad.
rRmbw TIL: Leonardo da Vinci Hid Invisible Drawings in His Sketches and High Tech Scanners Have Brought Them to Light
VM5AZ TIL a company once redirected all attempts to a non-registered domains to their own page, supposedly for profit. This also messed up with emails sent to non-existing domains for a while.
4XRjJ TIL that the pyramids were not built by slaves but by well-nourished, payed workers