400s B.C.:This Greek "father of medicine" bases medicine on observation & reasoning
1948:Johns Hopkins scientists find that this antihistamine alleviates motion sickness
1590:Dutch lens grinder Zacharias Janssen invents a type of this optical research instrument
1844:During a tooth extraction, Dr. Horace Wells makes the first use of this gas as an anesthetic
1952:Paul Zoll develops the first of these cardiac aids that help control an irregular heartbeat
The Third Republic was this nation's government from 1870 to 1940
Harry Truman promised America this type of "Deal"
John Glenn's capsule on his famous 1962 flight was called this, which an old saying called the "best ship"
In 2000 Tarja Halonen became the first female president of this nation
This 13th president's wife Abigail loved books & began a library at the White House around 1850