It started as a fun after-practice excursion.

On June 23, 2013, 34-year-old aerialist Nik Wallenda becomes the first person to walk a high wire across the Little Colorado River Gorge near Grand Canyon National Park in Arizona.

On June 23, 1989, Tim Burton’s noir spin on the well-known story of the DC Comics hero Batman is released in theaters.

Scientists Warn: Urgent Action Required to Combat Long-Term Global Warming Crisis

On June 23, 1972, President Richard Nixon’s advisor, H.

Revolutionizing Technology: How Jack Kilby's Invention of Integrated Circuits Shaped Electronics

Hula-Hoop Inventor: How an Australian Inspired a Toy Revolution in 1964

On June 23, 1956, 99.

Marineland: The Birth of America's First Oceanarium and Its Celebrity Buzz

Invention of the First Typewriter: A Game-Changer in 1868 Communication Technology