The youngest person executed, George Stinney Jr was proven innocent

Over 1,800 years ago, long before modern technology, the ancient Chinese astronomer and inventor Zhang Heng created the world’s first seismograph in 132 AD. This ingenious bronze device could detect distant earthquakes by releasing small balls from dragons’ mouths into toads’ mouths—each indicating a different compass direction. Its historic detection of an earthquake 400 miles away astonished the imperial court and transformed the way societies understood and responded to seismic events.

In Cleveland, Ohio, United Way broke the world record by deflating nearly 1.5 million balloons as part of a publicity stunt to raise money. The balloon obstructed a US Coast Guard search for two boaters who were subsequently discovered to have drowned, blocked airport runways, and blocked land and waterways.

Sony's PlayStation was never meant to be an actual product. Instead, it was intended to be a CD-ROM console that would support Nintendo games. However, when Nintendo backed out of the deal at the last minute, Sony went ahead and launched what soon became one of the most successful gaming consoles of all time.

On October 24, 1593, while performing his guard duties at Manila's Governor's Palace in the Philippines, Gil Perez stopped to lean against a wall and sleep for a while. He opened his eyes to find himself in an unusual environment. Gil was in the Plaza Mayor in Mexico City. They imprisoned Perez, but the authorities in Mexico City decided to release him and return him home.

Identical twins June and Jennifer Gibbons were born on 11 April 1963 at a military hospital in Aden, Yemen where their father worked as part of the Royal Air Force.

A baboon worked as a signalman for the railroad in the late 1800s. He never made a mistake and worked for the railroad until the day he died.

For years, scientists didn’t know what caused mysterious cave networks in South America. In 2010, they learned that the caves were actually tunnels dug by ancient giant sloths

In 1971, a high school student was sucked out of an airplane after it was struck by lightning. She fell 10,000 feet to the ground while still strapped to her chair and survived. Only to endure a 9-day trek to the nearest civilization.

In 1814, there was a beer flood in London when a tank containing more than 300,000 gallons ruptured in which 8 people drowned.

Icelandic women went on strike for equal rights on October 24, 1975. 90% of women walked out of their jobs and homes, effectively shutting down the entire country. The men were struggling to keep up. The following year, Parliament passed a law requiring equal pay. Iceland elected the world's first female President five years later. Iceland now has the highest gender equality rate in the world.

Archduke Franz Ferdinand of Austria and his wife Sophie are shot to death by a Bosnian Serb nationalist during an official visit to the Bosnian capital of Sarajevo on June 28, 1914. The killings sparked a chain of events that led to the eruption of World War I by early August.

Actor Rebecca Hall had serious reservations about tackling the macabre story around why Chubbuck killed herself in 1974. So what changed her mind?

Hundreds of young women worked in clock factories during World War I, painting watch dials with luminous radium paint. The company lied about the risk of radiation, claiming there was no danger, which resulted in the death of the young women.

Treadmills were originally a punishment used to harness human power on a giant wheel used to grind grains, hence the name "treadmill." The History of Treadmill

In the 1980s, an Indian man spent 72 hours in a glass cabin with 72 snakes, some of which were extremely venomous. His aim was to prove that snakes only attack when provoked. Remarkably, he was not bitten once in those 72 hours and even set a Guinness World Record in the process.

After Kansas mill owners found women reused flour sack materials into apparel in the 1920s and 1930s, they started applying patterned designs to give families with more fashionable patterns and material.

Vince Coleman, a railway dispatcher, sacrificed his life in order to warn an incoming train of an imminent explosion. His telegraph said “Hold up the train. Ammunition ship afire in harbor making for Pier 6 and will explode. Guess this will be my last message. Good-bye, boys.” He saved 300 lives.

Before alarm clocks were invented, there was a profession called a knocker-up, which involved going from client to client and tapping on their windows (or banging on their doors) with long sticks until they were awake. It lasted into the 1920s.

A Greek prime minister in 1830’s tried to spread the potato in Greece but people weren’t interested so he put armed guards in front of shipments of potatoes so people would think they were important. People later started stealing these potatoes a lot which spread the crop to all of Greece.

Before women were allowed to run in the Boston Marathon, Kathrine Switzer participated. A race official attempted to forcefully remove her from the race in 1967, but her boyfriend pushed him down. She was the first female finisher who had a numbered entry in the race.

Henry Ford was the first Industrial Giant to give his employees both Saturday and Sunday off in the hope of encouraging more leisurely use of automobiles and thus popularizing the concept of the "weekend."

The deadliest snowstorm ever recorded occurred in Iran in 1972. It lasted for a week, burying areas in 26 feet of snow and killing over 4,000 people, including the entire populations of three villages.

Louis Le Prince, the inventor of motion pictures, vanished without a trace in 1890. Thomas Edison quickly claimed the title of "first and sole inventor of cinema," even taking Le Prince's son to court to dispute it. A few years later, the son also dies under mysterious circumstances.

The unbroken seal of Tutankhamun's tomb before it was opened in 1923, it was unbroken for over 3000 years.

Volcanic eruptions can devastate cities, change the world's atmosphere, and devastate economic systems. They can create molten lava rivers, mudslides, suffocating ash, and poisonous gases that cause chaos around the world for years. A volcanic explosion's effects can be massive, from its size to its death toll to its economic cost. Here is ten world’s most destructive and dangerous volcanic eruptions in history.