A mega blackout happened on Java and Bali islands in Indonesia, affecting around 100 million people.
Source
French astronomer Pierre Janssen first recorded evidence of helium, a then-unknown element.
James Meredith became the first African American to graduate from the University of Mississippi.
The world's oldest cheese dating back 3,200 years, was discovered in an Ancient Egyptian tomb near Cairo.
The USS Indianapolis warship, which sank during World War II, was discovered in the Pacific Ocean 3.4 miles below the surface.
President Donald Trump announced that he might want to buy Greenland and claim it for the US.
