Mineral elements taken from Earth provide the colors. Strontium yields deep reds, copper produces blue, sodium yields yellow, and iron filings and charcoal pieces produce gold sparks. Bright flashes and loud bangs come from aluminum powder.
Read More »Facts
Cat can rotate ears 180 degrees
A cat can rotate its ears independently 180 degrees, and can turn in the direction of sound 10 times faster than those of the best watchdog.
Read More »Largest recorded snowflake
The largest recorded snowflake was 15in wide and 8in thick. It fell in Montana in 1887.
Read More »Earliest cockroach fossils
The earliest cockroach fossils are about 280 million years old.
Read More »Beauty of Mathematics
1 x 8 + 1 = 9 12 x 8 + 2 = 98 123 x 8 + 3 = 987 1234 x 8 + 4 = 9876 12345 x 8 + 5 = 98765 123456 x 8 + 6 = 987654 1234567 x 8 + 7 = 9876543 12345678 x 8 + 8 = 98765432 123456789 x 8 + …
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