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Conversion: 1 square mile to acres
Plants of the genus Peperomia, small perennial epiphytes that grow on rotten wood, mostly native to Central and South America.
A cysteine-containing form of melanin that is a red-brown polymer of benzothiazine, largely responsible for red hair and freckles.
Date: North German Confederation
neurological disease of Guam resembling Parkinson's and Alzheimer's
an optical illusion of an impossible figure featuring three prongs on one end and two prongs on the other
"ounce" (oz.) (Italian)
Presidency of John Tyler
A tidal bore, with waves up to 4 meters high, that travels as much as 13 km inland upstream on the Amazon river
Norse mythology: Ocean god; father of the Nine Waves
Conrad I (Conradine)
German Monarch: 911-918
Composer lifetime: Gustav Mahler