The Boy Who Sees with Sound

Most bats navigate the world and locate prey through the use of echolocation, a biological sonar process in which an animal emits a sound and then uses the resulting echoes to establish the locations and identities of nearby objects. Ben Underwood, who lost his eyes to cancer at the age of three, is one of the few people who has honed his own echolocation skills and uses the technique to determine the position, size, shape, and composition of objects near him. What sports does Underwood play? Discuss

Source: The Free Dictionary

This Groundbreaking Technology Will Soon Let Us See Exactly What’s in Our Food

I have seen the future of food transparency, and it is optical. Also, it fits in your smartphone. Imagine a scanner the size of a grain of rice, built into your phone. You go to the grocery store and point it at something you want to buy. If it’s an … Discuss

Source: The Free Dictionary

Entente Cordiale Signed by France and UK (1904)

The Entente Cordiale was an agreement that settled numerous colonial disputes and ended antagonisms between Britain and France. It granted freedom of action to Britain in Egypt and to France in Morocco and resolved several other imperial disputes. The agreement was consequently upsetting to Germany, which had benefited from their antagonism. The Entente paved the way for Anglo-French diplomatic cooperation against Germany before World War I and for what later military alliance? Discuss

Source: The Free Dictionary

Edmund Husserl (1859)

Husserl was a German philosopher and the founder of the phenomenological movement. His philosophy is a descriptive study of consciousness for the purpose of discovering the structure of experience—the laws by which experiences are had. Husserl concluded that consciousness has no life apart from the objects it considers and, in his later work, moved toward idealism and denied that objects exist outside consciousness. Husserl had a major influence on what German philosopher? Discuss

Source: The Free Dictionary

The May 1968 Protests

May 1968 is the name given to a series of protests and a general strike that nearly led to the collapse of the de Gaulle government in France. It began as a series of student strikes at a number of universities and lycées in Paris and quickly spread throughout the country. Within a matter of weeks, roughly two-thirds of France’s workforce, or 10 million people, were on strike. The vast majority of the protesters espoused left-wing causes and pushed for change in what areas of French society? Discuss

Source: The Free Dictionary

Japanese Battleship Yamato Sunk (1945)

The largest battleship ever constructed, the Yamato was the lead ship of the Yamato class of battleships that served with the Imperial Japanese Navy during World War II. After taking part in the Battle of the Philippine Sea and the Battle of Leyte Gulf, Yamato was sunk during Operation Ten-Go, the last major Japanese naval operation in the Pacific Theater, while on its way to face the Allied fleet at Okinawa. How did the Allies know about the planned attack? Discuss

Source: The Free Dictionary

Armenia Motherhood and Beauty Day

This is a national holiday in Armenia, celebrated each year on April 7. It comes not long after another national holiday, Women’s Day, which is celebrated on March 8. Women’s Day is meant to honor all women, but Motherhood and Beauty Day is dedicated especially to those who have become mothers. Children and adults alike show their affection for their mothers with special visits, cards, and gifts. Sending flowers to one’s mother is an especially popular way to mark this holiday. Another tradition associated with the day is the gift of a twig that has fresh sprouts on it. Discuss

Source: The Free Dictionary