Traditionally, olive oil, a yellow to greenish vegetable oil, was produced by crushing olives in mortars or beam presses. Modern processing involves mixing a ground olive paste with water, and extracting the oil using a centrifuge. The olive tree is native to the Mediterranean basin, where olive oil has been used for millennia as lighting fuel, anointing oil, and in food preparation. Recent scientific evidence suggests olive oil may reduce the risk of heart attacks and strokes; how?
Back in the day
There were an estimated 5 billion passenger pigeons in the United States prior to the mid-1800s. They lived in enormous flocks that could extend a mile (1.6 km) wide and 300 miles (500 km) long. By the mid-19th century, it was clear that their population was in decline, with millions of the birds killed annually for food, hog feed, and even for sport. The last passenger pigeon died in 1914 at the Cincinnati Zoo. What was her name?
Born on a day like today
Gloria Estefan is a five-time Grammy Award-winning singer/songwriter. Born in Cuba and raised in Miami, Florida, she began her career as lead vocalist for the Miami Sound Machine. Her later recordings as a solo artist led to mainstream popular success and a slew of English-language hits. With over 70 million albums sold worldwide, Estefan is the single most successful crossover performer in Latin music history. What happened to Estefan in 1990, when a tractor-trailer crashed into her tour bus?