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The first bone scrapers appropriate for scraping hides to make supple leather were found in Morocco dating to 90–120,000 years ago. [29] [30] 164 kya – 47 kya: Heat treating of stone blades in South Africa. [31] 135 kya – 100 kya: Beads in Israel and Algeria [32] 100 kya: Compound paints made in South Africa [33] [34] [35]
The fact that something invented over 150 years ago can still seem ingenious is impressive. This mannequin, which can adjust to be just about any size a human can be, is an example of such an ...
Year Event 600 BCE: Ancient Greek philosopher Thales of Miletus described static electricity by rubbing fur on substances such as amber. 1600: English scientist William Gilbert coined the word electricus after careful experiments. He also explained the magnetism of Earth. 1660: German scientist Otto von Guericke invented a device that creates ...
500 BC – Pills were used. They were presumably invented so that measured amounts of a medicinal substance could be delivered to a patient. 510–430 BC – Alcmaeon of Croton scientific anatomic dissections. He studied the optic nerves and the brain, arguing that the brain was the seat of the senses and intelligence.
An AI-powered toilet seat has been named by Time Magazine as one of the top 200 inventions of 2024. It optically scans a user’s stool and urine, to detect any concerning changes that might ...
An ice pop is a frozen water-based dessert on a stick. It is made by freezing a colored, flavored liquid around a stick. Once the liquid freezes solid, the stick can be used as a handle to hold the ice pop. The ice pop was invented by 11-year-old Frank Epperson in 1905. Living in San Francisco, California, Epperson had left a fruit drink out ...
From the first Apple computer to the COVID-19 vaccine, here are the most revolutionary inventions that were born in the U.S.A. in the past half-century.
In 132, polymath Zhang Heng invented the seismoscope for detecting earthquakes, which was not invented anywhere else in the world until 1,100 years later. [25] Huan Tan's Xinlun is the earliest text to describe the trip hammer device powered by hydraulics (i.e., a waterwheel), which was used to pound and decorticate grain. [26]