Inventions
Explore 2 events, 0 stories, and 3 facts about inventions.
Quick Facts
“The Leaning Tower of Pisa was already leaning when it was finished.”
Construction took 199 years (1173-1372) because workers kept trying to correct the tilt.
“Fax machines were invented before the telephone.”
Alexander Bain invented the fax machine in 1843. Alexander Graham Bell patented the telephone in 1876.
“The chainsaw was originally invented to help with childbirth.”
Scottish doctors invented it in the 1780s to remove bone during difficult births, before C-sections were safe.
Historical Events
First Mobile Phone Call Made
Martin Cooper made the first call on a handheld mobile phone, weighing 2.5 pounds. He called his rival at Bell Labs to brag.
Pony Express Begins
The legendary mail service launched, with riders covering nearly 2,000 miles in just 10 days. It lasted only 18 months before the telegraph made it obsolete.