Some of the first boats were likely invented and used by the Egyptians and Mesopotamians as far back as 3000 BC. These ancient civilizations used anything from small boats that were crafted from wood, bark and animal hides, to large sea-going vessels constructed mainly from cedar planks.
Boats used by the Ancient Egyptians had large sails that took advantage of the predictable wind that always blew north to south on the Nile river. Ores were used to row the boats from south to north on return trips when exporting valuable cedar wood from Lebanon. The large vessels used for trade and capable of sea travel were called 'Byblos.' One of these examples was found buried next to a pyramid at Giza, dating back to 2500 BC.Learn More
The first sundials were built by the Egyptians and the Babylonians. These sundials date as far back as 5,000 BC. However, the first evidently purpose-built sundial was not constructed until 800 BC.Full Answer >
There is no real way to pinpoint who exactly invented the first ship or the concept of using a boat, but most historians agree that the Egyptians were the first culture to create and regularly use ships in long-distance trade, travel and exploration. Before the Egyptians, early man would lash logs together as a crude raft or hollow out logs for short-distance travel.Full Answer >
Hair dye dates back to the Egyptians in 3400 B.C., when henna was used to cover up gray hair. A Roman doctor named Galen came up with a recipe for black hair dye in 100 A.D., which was tested and proved to be effective in 2006.Full Answer >
No single person invented algebra. The roots of algebra extend to the ancient Babylonians, who first developed mathematical techniques to solve problems using algorithms. Later work by Greek, Persian and Indian mathematicians further extended these techniques and laid the foundations for modern algebra.Full Answer >