Transmission of Neurosyphilis from Person to Person. Neurosyphilis is considered infectious but is not transmitted from person to person. Generally, a disease like this is caused by an infectious agent and not spread between people.
On May 29, 1953, Edmund Hillary and Tenzing Norgay completed the first confirmed ascent of Mount Everest, which stands 29,035 feet above sea level.
1 May 16, 1975: Junko Tabei of Japan becomes the first woman to summit Everest. 2  May 3, 1980: Japanese climber Yasuo Kato is the first non-Sherpa to reach the summit a second time, following his original 1973 summit.3  Aug. 20, 1980: Reinhold Messner is the first person to reach the summit solo. May 16, 1975: Junko Tabei of Japan becomes the first woman to summit Everest. 2  May 3, 1980: Japanese climber Yasuo Kato is the first non-Sherpa to reach the summit a second time, following his original 1973 summit.