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Today I learned that wasps lay their eggs inside adult cockroaches and larvae and when they hatch, they feed on the roaches from the inside out.

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9ww0Q TIL that the first person to break the sound barrier wasn't Chuck Yeager. That record belongs to Nazi test pilot Lothar Sieber, who crashed his rocket powered (partially) wooden aircraft into the ground at just over Mach 1 in 1945.
jaeX TIL of the Guinea Worm. In 1986, it infected 3.5 million people . Now it is down to 2 cases in 2016. It stands to be the second globally eradicated infectious disease in history, after smallpox.
kJ8N7 TIL there are 21,215 7-Eleven stores in Japan (nearly 30% of global stores), with 2,824 stores in Tokyo alone
R7AYw TIL about tetrachromacy, the condition of possessing four independent channels for conveying color information, or possessing four types of cone cell in the eye.
0woEA TIL Tomato comes from the Spanish word "tomate", derived from the Nahuatl word "tomatl"