On This Day - What happened 1 January 1978 AD

In 1978, al-Zawahiri married his first wife, Azza Ahmed Nowari, a student at Cairo University who was studying philosophy. Their wedding, which was held at the Continental Hotel in Opera Square, was very conservative, with separate areas for both men and women, and no music, photographs, or light-hearted humour.

Boeing 747-237B, Air India Flight 855 on January 1, 1978, crashed into the Arabian Sea just off the coast of Bombay, India, killing all 190 passengers and 23 crew on board. An investigation concluded that the captain became disoriented after the failure of one of the flight instruments in the cockpit, leading to "irrational control inputs" that caused the plane to crash.

David Em became the first artist to produce navigable virtual worlds at NASA's Jet Propulsion Laboratory (JPL) from 1977 to 1984. The Aspen Movie Map, a crude virtual tour in which users could wander the streets of Aspen in one of the three modes (summer, winter, and polygons), was created at MIT in 1978.