[1] The first computers to be invented used vaccume tube
instead of capacitors [2] Studies show that if a man meets a woman in a dangerous
situation [and vice versa], they are more likely to fall in love. [3] The right ear is more efficient for listening to speech,
while the left ear is better at listening to music. [4] When a male honey bee climaxes during sex, his testicles
explode and he dies. [5] Humans and dolphins are the only animals that have sex
for their pleasure.. [6] A hippo can open its mouth wide enough to fit a 4 foot
tall child inside. [7] Before the stethoscope was invented, doctors used to put
their head next to a woman's breasts to measure their heart
rate! [8] Newborns technically can't cry. Tears can’t be created or
released until they are about three weeks old [9] The number of births in India each year is greater than
the entire population of Australia. [10] In England, suicide used to be illegal.The punishment
for trying to kill yourself was 'death'. [11] You can live for weeks without eating, but will most
likely die after 11 days without sleep. [12] The only part of the body that has no blood supply is
the cornea in the eye. It takes in oxygen directly from the
air. [13] After 5 minutes of waking , 50% of your dream is
forgotten, within 10 minutes ,90% is gone [14] The hummingbird is the only bird that can fly
backwards.