Washington, D.C. is home to a lot of impressive architecture. Did you know that one of the gargoyles of the National Cathedral is Darth Vader?
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The roar of a lion can be heard up to 5 miles away. The incredible sound is caused by a ligament in the giant cat’s voice box. The ligament stretches, enabling more air to pass across the vocal chords. This ligament is found only in big cats, such as lions, tigers, leopards, and jaguars.
Parts of Louisiana's vibrant and brash city, New Orleans, sit below sea level, so many houses don’t have true basements. Even graves are above ground in beautiful stone structures! The cemeteries are actually very popular tourist attractions, with a lot of the cemeteries offering tours.
Experts used to suggest that babies could only see black, white and grey hues. However, further research has shown that babies actually recognize the color red before they recognize any other color.
Fact Lab
The roar of a lion can be heard up to 5 miles away. The incredible sound is caused by a ligament in the giant cat’s voice box. The ligament stretches, enabling more air to pass across the vocal chords. This ligament is found only in big cats, such as lions, tigers, leopards, and jaguars.
Parts of Louisiana's vibrant and brash city, New Orleans, sit below sea level, so many houses don’t have true basements. Even graves are above ground in beautiful stone structures! The cemeteries are actually very popular tourist attractions, with a lot of the cemeteries offering tours.
Experts used to suggest that babies could only see black, white and grey hues. However, further research has shown that babies actually recognize the color red before they recognize any other color.
Dmitri Mendeleyev presented his periodic table of elements at the Russian Chemical society on March 6, 1869. His table was based on increasing atomic weight. It was not, however, the first attempt at organizing the elements. In 1864, Lothar Meyer published a table with the placement of 28 elements.
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