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  2. List of time periods - Wikipedia

    en.wikipedia.org/wiki/List_of_time_periods

    Prehistory – Period between the appearance of Homo ("humans"; first stone tools c. three million years ago) and the invention of writing systems (for the Ancient Near East: c. five thousand years ago). Paleolithic – the earliest period of the Stone Age Lower Paleolithic – time of archaic human species, predates Homo sapiens

  3. Before Present - Wikipedia

    en.wikipedia.org/wiki/Before_Present

    Before Present (BP) or "years before present (YBP)" is a time scale used mainly in archaeology, geology, and other scientific disciplines to specify when events occurred relative to the origin of practical radiocarbon dating in the 1950s.

  4. History of Earth - Wikipedia

    en.wikipedia.org/wiki/History_of_Earth

    Three million years ago saw the start of the Pleistocene epoch, which featured dramatic climatic changes due to the ice ages. The ice ages led to the evolution and expansion of modern man in Saharan Africa. The mega-fauna that dominated fed on grasslands that, by now, had taken over much of the subtropical world.

  5. 8 Decades of EVs Costs When They Were First Released vs. Now

    www.aol.com/finance/8-decades-evs-costs-were...

    In the 1830s, Robert Anderson of Scotland built the world's first electric vehicle (EV). The Galvani -- named after the galvanic cell batteries that powered it -- could travel 1.5 miles at 4 mph ...

  6. 45 Things That Used To Be Obvious 15 Years Ago, But ... - AOL

    www.aol.com/49-things-used-obvious-15-020002193.html

    Image credits: Bigmaq #33. Writing cursive (24 states still require it taught in school, though). #34. Computer literacy. IT field, young employees are as bad as the older employees now.

  7. Timeline of the far future - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_the_far_future

    Years from now Event 1,000 Due to the lunar tides decelerating the Earth's rotation, the average length of a solar day will be 1 ⁄ 30 SI second longer than it is today. To compensate, either a leap second will have to be added to the end of a day multiple times during each month, or one or more consecutive leap seconds will have to be added ...

  8. Timeline of ancient history - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_ancient_history

    The date used as the end of the ancient era is arbitrary. The transition period from Classical Antiquity to the Early Middle Ages is known as Late Antiquity.Late Antiquity is a periodization used by historians to describe the transitional centuries from Classical Antiquity to the Middle Ages, in both mainland Europe and the Mediterranean world: generally from the end of the Roman Empire's ...

  9. Timeline of prehistory - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_prehistory

    6000 BC: Evidence of habitation at the current site of Aleppo dates to about c. 8,000 years ago, although excavations at Tell Qaramel, 25 kilometres (16 mi) north of the city show the area was inhabited about 13,000 years ago, [124] Carbon-14 dating at Tell Ramad, on the outskirts of Damascus, suggests that the site may have been occupied since ...