› added 3 years ago

112

TIL the propellers of single engine aircraft are angled slightly to the right.

Read more beatlyzer.com

via beatlyzer.com

jNZkE TIL that there existed a tree swastika in a German forest that went unnoticed for nearly 60 years.
xVvPo TIL that the BBC between 1967 and 1978 routinely deleted old archive entries, including 97 of 253 episodes from the first six years of Doctor Who.
v1MWK TIL that a solar storm in 2012 with a strong Coronal Mass Ejection (CME) missed Earth by nine days. Had the CME hit Earth, it would have inflicted serious damage to worldwide electronic systems and cost up to $2.6 trillion. The recovery time from such a disaster would have been about 4 to 10 years
AWOB TIL that Black Sabbath and Led Zeppelin had an improvised jam session which was recorded but never released.
lVOa TIL ‘Evil’ behaviours can be categorised into four basic groups: machiavellianism, psychopathy, sadism and narcissism - and all have been researched in animals other than humans.