Science and Technology

Bizarre Fact #191:
Did you know...
The shockwave from a nitroglycerine explosion travels at 17,000 miles per hour.

Bizarre Fact #192:
Did you know...
The speed of sound must be exceeded to produce a sonic boom.

Bizarre Fact #193:
Did you know...
The Sun has a diameter of 864,000 miles.

Bizarre Fact #194:
Did you know...
The sun is estimated to be between 20 and 21 cosmic years old.

Bizarre Fact #195:
Did you know...
The whirling cloud, a flat cloud hovering over the peak of an extinct volcano, Mount Jirinaj in Indonesia, affected by hot air rising from the crater, spins swiftly around and around.

Bizarre Fact #196:
Did you know...
The wick of a trick candle has small amounts of magnesium in them. When you light the candle, you are also lighting the magnesium. When someone tries to blow out the flame, the magnesium inside the wick continues to burn and, in just a split second (or two or three), relights the wick.

Bizarre Fact #197:
Did you know...
There are 3 golf balls sitting on the moon.

Bizarre Fact #198:
Did you know...
There are 7 stars in the Big Dipper.

Bizarre Fact #199:
Did you know...
There are five tillion trillion atoms in one pound of iron.

Bizarre Fact #200:
Did you know...
Three astronauts manned each Apollo flight.