how Ferris wheel invented

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

Irene Sendler was the Zegota resistance group's head of the children's department. She risked her life to smuggle children out of the Warsaw ghetto, place them with Polish families or orphanages, give each child a new identity, and keep records so that they could be returned to their families. In 1943, the Gestapo arrested and sentenced her to death, but she was rescued by Zegota.

The Arabia was a steamboat that sank in the Missouri River in 1856. Over time, the river shifted 800 meters to the east, eventually turning the site of the sinking into a field. The steamboat remained under 45 feet of slit and topsoil until 1988, when it was excavated. The mud, as it turned out, was such a great preserver that most of the artifacts on board were found to be intact. They even found jars of preserved apples that were still edible!

Thomas Baker instructed his team to leave him with a pistol and eight bullets propped up against a tree after he was injured. Later, American troops discovered the now-deceased Baker in the same location, lying next to eight dead Japanese soldiers and carrying an empty pistol.

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.

An airplane crashed into the Empire State Building in 1945. Among other damage, plane parts severed the cables of an elevator and the woman inside fell over 70 stories. She lived and holds the world record for the longest survived elevator fall.

On October 13, 1972, a plane carrying a rugby team from Uruguay crashed in the Andes between Chile and Argentina. The survivors were in brutal conditions - high altitude, bitter cold, and the lack of food—and faced the most terrible choice—eating the frozen flesh of their dead friends or starving to death themselves.

The German town of Nördlingen is embedded with 72,000 tons of microscopic diamonds. About 15 million years ago, a meteorite hit this region, and the impact created a massive depression and formed rocks containing diamonds, glass, and crystals. The town was built in the impact crater sometime around 898 CE.

At the 1936 Summer Olympics, two Japanese pole vaulters named Sueo Oe and Shuhei Nishida tied for second, but they declined to compete against each other. As a result, Nishida was awarded the silver medal and Oe won a bronze medal. Upon returning to Japan, the athletes had their medals cut in half and spliced together to create new "friendship medals," which were half silver and half bronze.

Poto and Cabengo, as the two girls called each other, communicated in their own language. The twins were ignored by their parents and secluded from the outside world because their father felt they were developmentally retarded, and their unique language evolved as a result of that neglect.

During WWII, a German captain and an engineer flushed the submarine's high-tech toilet incorrectly, causing the vessel to rapidly fill with water. British planes patrolling the sea attacked them as the submarine was brought to the surface. While many members of the crew were killed in the attack, the captain escaped!

A man named Nicholas Winton saved 669 kids during WWII and lived almost all his life without letting people know.

The ancient city of Jericho is the world's oldest walled city, with evidence of stone fortifications dating back nearly 9000 years.

Anne Oakley was such a good shooter that she could split a playing card help edge-on, hit dimes thrown into the air, shoot cigarette from her husband's lips, and pierce a playing card thrown into the air before it hit the ground.

The Eiffel Tower was intended to be a temporary structure for the World's Fair in 1889, but it was nearly dismantled and sold for scrap metal. It was saved because of its potential use as a radio antenna, and it now serves as a tourist attraction as well as a working broadcast tower.

During WW2, there was a special unit of men dubbed the ‘Ghost Army’. The unit was made of artists, creative and engineers and their job was to create deception about the enemy. From inflatable tanks to phony convoys to scripted conversations in bars intended to spread disinformation, they used all possible tricks to fool the enemy.

In 1985, after an 8.0 magnitude earthquake hit Mexico City, nearly all newborn babies survived a collapsed hospital. They are known as “Miracle Babies” for surviving 7 days without nourishment, water, warmth or human contact.

William James Sidis, who was only 11 years old when he enrolled in Hardvard, finished his primary and secondary schooling in less than a year. He knew eight foreign languages by the age of eight and even invented his own language, "vedergood."

Albert Einstein's brain was taken by the opportunistic pathologist who performed his autopsy hours after he died and kept in two jars for 30 years. The stolen brain of Albert Einstein was preserved in a cookie jar for 30 years until being discovered by a journalist.

Before women were allowed to enroll in medical school, Margaret Ann Bulkley studied medicine and assumed the identity of Dr. James Barry for 56 years while dressing as a man. After 46 years of service as an army doctor officer, her secret was not made public until after her death in 1865.

Discover the astonishing true story of Israeli pilot Zivi Nedivi, who safely landed an F-15 after a mid-air collision tore off its entire right wing. Learn how skill, quick thinking, and the F-15’s unique design turned a disaster into a legendary feat in aviation history

A mother won $2 million from a $10 scratch-off lottery ticket after she spent all of her entire life savings to pay her daughter’s cancer treatment. She bought the winning ticket after her daughter’s last cancer treatment.

A man named Joseph Bolitho Johns (A.K.A Moondyne Joe) broke out of Australian prisons so many times that the police were compelled to build a special cell just for him. He escaped from that as well.

The humble word “pen” carries a rich history rooted in ancient times, derived from the Latin word penna, meaning “feather.” Long before modern pens revolutionized writing, feather quills—especially from geese—were the essential tools of scribes, scholars, and artists. This article journeys through the origins of the pen, its evolution, and fascinating trivia about the timeless connection between feathers and writing.

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.