submitted by partner_boat_slug to todayilearnedA novel feature of the spacecraft’s re-entry module was the use of impregnated oak, a natural material, as the ablative material for its heat shield.
(year: 1974)
submitted by anoriginalthought to todayilearnedAnd if the US congress gets its way, this might be a route to secure communication after they ban VPNs
submitted by sixty to todayilearnedcross-posted from: sh.itjust.works/post/53581499
cross-posted from: sh.itjust.works/post/53581443
YSK You can count past 1,000 on your fingers by using binary, instead of just 10
With just one hand, you can count to 31, and with both hands you can reach a whopping 1,023. This is because the placement of the held up fingers matters, rather than the amount.
It can be very useful in everyday use, being able to count to huge numbers when you don’t have your phone or pen and paper nearby.
submitted by Caxii to todayilearnedWTF. This should be illegal
