Norwegian explorer Roald Amundsen had been planning for a trip to the North Pole until he heard that someone had beaten him to it. Instead, he and his team set sail for Antarctica. There, they spent nearly a year preparing for the final two-month trek that made them the first people to reach the South Pole. With good equipment and plenty of sled dogs, the team was extremely well prepared compared to other polar expeditions of the day, some of which ended badly. How was their clothing better? Discuss
Source: The Free Dictionary
Smith served as her husband’s secretary following his election as a US representative. After he died in 1940, she was elected to finish his unexpired term, becoming Maine’s first congresswoman. Noted for her integrity and independence, she joined the Senate in 1948 and continued to be reelected until 1972. In 1950, she gave her famed “Declaration of Conscience” speech opposing the actions of Senator Joseph McCarthy. The speech earned her what derisive nickname from McCarthy’s staff? 
“Breathalyzer” is a trademarked brand name that has become a generic term for any device that uses a breath sample to estimate blood alcohol content (BAC)—often of those suspected of driving drunk. Breathalyzers use infrared spectrophotometers, electrochemical fuel cells, and other technologies to render BAC estimates that are often used later in criminal prosecutions. Why are police officers supposed to keep suspects under observation for at least 15 minutes before administering a test? 
Found only in China’s Yangtze River, the baiji was a pale, nearly blind freshwater dolphin species nicknamed the “Goddess of the Yangtze.” Though it had lived there for millennia, its population declined precipitously in the late 20th century as an industrialized China made heavy use of the river. Many were injured by fishing gear and boat propellers. The species was finally declared functionally extinct after a six-week search failed to locate any baiji. When was the last baiji caught on film? 
According to tradition, 
Though Baker was not as well known as some of the other leaders of the US civil rights movement, she spent more than 50 years as a behind-the-scenes activist. Baker grew up in rural North Carolina listening to her grandmother’s stories about slavery. After college, she moved to New York City and became involved in social justice activism. She worked with student groups, political organizations, and religious coalitions to facilitate collective action. What prompted her to protest against Italy? 
Taphephobia is the psychopathological fear of being buried alive. Before the advent of modern medicine, this fear was not entirely irrational. Throughout history, there have been many cases of people being accidentally buried alive, and the horrific prospect has been a favorite subject of urban legends and literature, including several stories by Edgar Allan Poe. During the 18th and 19th centuries, such fears led to a large number of designs for “safety coffins,” which employed what safeguards?