Laughing came before language. How do we know? Some researchers tickled baby apes, which, beyond being adorable, showed that they share the same structure as ours and likely arose in our common ancestors millions of years ago. Language came about much later.
The fastest jet in the world can fly almost 10 times the speed of sound (11,854km/h). The fastest jet is NASA’s X-43 experimental plane, three of which were built in total. The design meant that they had to be dropped from a Boeing B-52 in order to fly.
Author: TinyArtist
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