Did you know facts

• Did you know the longest possible eclipse of the sun is 7.31 minutes
• Did you know Halley's comet passes the Earth every 76 years (the next time it will return will be 2062)
• Did you know there is no sound in space
• Did you know Mars appears red because it's covered in rust
• Did you know tennis was originally played with bare hands
• Did you know the Olympic flag was designed in 1913
• Did you know a bowling pin will fall at a tilt of 7.5 degrees
• Did you know there are 31,536,000 seconds in a year
• Did you know a piece of paper cannot be folded more than 7 times
• Did you know the opposite sides of a dice always adds up to 7
• Did you know VHS stands for Video Home System
• Did you know the WD in WD-40 stands for Water Displacer
• Did you know the electric toothbrush was invented in 1939
• Did you know Porsche also builds tractors
• Did you know the Eiffel Tower has 1,792 steps
• Did you know Isaac Newton invented the cat door
• Did you know the Titanic was built in Belfast
• Did you know Buckingham Palace has over 600 rooms
• Did you know Hawaii was originally called the Sandwich Islands
• Did you know New York was the first capital of the United States