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A woman's hippocampus —central to memories, mood, and emotions—grows in sync with estrogen levels as she goes through her menstrual cycle.♦ SOURCE♺ SHARE
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In 1993, a company attempted to launch a giant billboard into low earth orbit. From earth, the billboard would look almost as big as a full moon. After the project was canceled, a bill was introduced that banned any further space advertising.♦ SOURCE♺ SHARE
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Hearing is the fastest human sense. A person can recognize a sound in as little as 0.05 seconds.♦ SOURCE♺ SHARE
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In 1999, Coca Cola invented a vending machine that could adjust its prices based on the temperature, allowing it to hike up the price of a Coke on a hot summer day.♦ SOURCE♺ SHARE
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Eating an early dinner, or just skipping it altogether, may increase the amount of fat a person burns at night, a study found.♦ SOURCE♺ SHARE
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On November 9th, 2016, the most searched "How Did..." question on Google was "How did Trump win?"♦ SOURCE♺ SHARE
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There are 189 things named after George Washington: 1 state, 7 mountains, 8 streams, 10 lakes, 33 counties, 9 colleges, and 121 towns and villages.♦ SOURCE♺ SHARE
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The city of Oatman, Arizona, hosts a Solar Egg Frying Contest every 4th of July.♦ SOURCE♺ SHARE
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Armadillo is a Spanish word meaning “little armored one.”♦ SOURCE♺ SHARE
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When spun on a table, a U.S. ‘Lincoln Memorial' one-cent coin will land on tails 80% of the time.♦ SOURCE♺ SHARE
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At 10,582sq km in size and about 100km across, Salar de Uyuni in Bolivia – the world's largest salt flat – is roughly the size of Jamaica.♦ SOURCE♺ SHARE
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Just 0.21% of the U.S. total population live in its capital city, the lowest percentage in the world.♦ SOURCE♺ SHARE
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You can get tetanus a not just from a rusty nail but also from a perfectly clean one. It is caused by bacteria commonly found in soil, dust and animal feces.♦ SOURCE♺ SHARE
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In 2014, a man from Arizona stole a diamond worth US$160,000 and traded it for US$20 of weed.♦ SOURCE♺ SHARE
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The Axeman of New Orleans, a murderer who terrorized the city in 1918 and 1919, spared any home that was playing jazz, his favorite music.♦ SOURCE♺ SHARE
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A honeybee has the same amount of hairs as a squirrel: 3 million.♦ SOURCE♺ SHARE
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Fruit flies use hairs on their head and thorax to catapult dust off of them at accelerations of up to 500 times Earth's gravity.♦ SOURCE♺ SHARE
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The names of the English rivers Avon, Axe, Esk, Exe and Ouse all mean ‘river' or ‘water' in various ancient languages.♦ SOURCE♺ SHARE
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The McHotDog is a hot dog available at McDonald's in Japan.♦ SOURCE♺ SHARE
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The female panda may only be fertile for a few days each year but during this period she will mate dozens of times with multiple males.♦ SOURCE♺ SHARE
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The Star Wars lightsaber sound was made by combining the hum of an idle film projector and the buzz from an old TV set.♦ SOURCE♺ SHARE
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Six-pack abs indicate nothing about your strength, your flexibility, your stamina, your speed, or your overall level of health.♦ SOURCE♺ SHARE
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A bottlenose dolphin may use its tail flukes to flip a fish out of the water, and then retrieve the stunned prey.♦ SOURCE♺ SHARE
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Amsterdam alone has 350 outdoor festivals every year.♦ SOURCE♺ SHARE
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A zoo in Japan once spent four years trying to mate a pair of hyenas before realizing they were both males.♦ SOURCE♺ SHARE
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One prevailing theory as to why butt hair exists is that there's simplyno significant evolutionary pressure against butt hair.♦ SOURCE♺ SHARE
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The only father-daughter collaboration to hit number one on the Billboard pop chart was “Something Stupid” by Frank and Nancy Sinatra in 1967.♦ SOURCE♺ SHARE
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A species of stingray from the Amazon River is the only non-mammal to be observed chewing their food.♦ SOURCE♺ SHARE
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Ping-pong balls have been made larger to make the sport better for television.♦ SOURCE♺ SHARE
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People love Pandas because it reminds them of babies, some scientists say.♦ SOURCE♺ SHARE
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