Time estimates vary from 5,500 to three,000 BCE with most experts placing it closer to four,000 BCE. The oldest artifacts with drawings depicting wheeled carts date from about 3,500 BCE. More lately, the oldest-known wood wheel on the planet was found within the Ljubljana Marsh of Slovenia. Tools were initially developed by hominids by way of remark and trial and error. Around 2 Mya , they realized to make the first stone instruments by hammering flakes off a pebble, forming a pointy hand axe.
Information technology, significantly optical fiber and optical amplifiers led to the birth of the Internet, which ushered in the Information Age. The Space Age began with the launch of Sputnik 1 in 1957, and later the launch of crewed missions to the moon within the Sixties. Organized efforts to search for extraterrestrial intelligence have used radio telescopes to detect signs of technology use, or technosignatures, given …