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TIL Through her grandmother Mary, Queen Elizabeth is a direct descendant of Vlad the Impaler

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GxQ5 TIL that 150,000 condoms were provided to the athletes at the 2012 olympics, enough for each athlete to have protected sex 15 times.
7r4oP TIL that royals would 'collect' dwarves and would have them stand next to them at ceremonies and other royal events to make themselves appear taller and more powerful
4XYG5 TIL that airports use birds, like ravens and raptors, in order to drive birds away from the landing and departing aircraft.
WkN7Y TIL after 13 years of trying to find the structure of a protein, scientists created an online competitive game that asked gamers to try and solve it. The structure was found in 3 weeks.
7r45M TIL that staying awake for more than 24 hours brings deficiencies in performance equivalent to having a blood alcohol level of more than 0.10. Most western developed countries consider 0.05 BAC as the threshold for intoxication.