Ancient Kennewick Man's Genome Links to Modern Native Americans, Sparking Legal and Cultural Debate

Breakthrough in Neutrino Research Confirms Solar Fusion Theories by Canadian-American-British Team

Africanized honey bees invade Arizona, raising fears after fatal dog attack

On June 18, 1983, the space shuttle Challenger is launched into space on its second mission.

Challenger's historic flight: Sally Ride becomes America's first woman in space

Breakthrough in 1981: First Genetically Engineered Vaccine Developed for Hoof and Mouth Disease

During a summit meeting in Vienna, President Jimmy Carter and Soviet leader Leonid Brezhnev sign the SALT-II agreement dealing with limitations and guidelines for nuclear weapons.

Historic Launch: Titan 3C Revolutionized Space Travel with First Solid-Fuel Rocket in 1965

On June 18, 1960, Arnold Palmer shoots a 65 to win the U.

In a major reversal of federal policy toward Native Americans, President Franklin Delano Roosevelt signs the Indian Reorganization Act into law on June 18, 1934.