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The Lower Paleolithic period lasted over 3 million years, during which there many human-like species evolved including toward the end of this period, Homo sapiens.The original divergence between humans and chimpanzees occurred 13 (), however interbreeding continued until as recently as 4 Ma, with the first species clearly belonging to the human (and not chimpanzee) lineage being ...
It boasted a 155cc air-cooled engine and a top speed of 20 mph. This scooter was well ahead of its time and included some neat design features that wouldn't look out of place on a similar modern ...
2008 – 16-year study of stellar orbits around Sagittarius A* provides strong evidence for a supermassive black hole at the centre of the Milky Way galaxy; 2009 – Planck begins observations of cosmic microwave background; 2012 – Higgs boson found by the Compact Muon Solenoid [12] and ATLAS [13] experiments at the Large Hadron Collider
499: Aryabhata creates a particularly accurate eclipse chart. As an example of its accuracy, 18th century scientist Guillaume Le Gentil, during a visit to Pondicherry, India, found the Indian computations (based on Aryabhata's computational paradigm) of the duration of the lunar eclipse of 30 August 1765 to be short by 41 seconds, whereas his ...
For example, a. 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 ...
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.
The following articles cover the timeline of United States inventions: Timeline of United States inventions (before 1890), before the turn of the century; Timeline of United States inventions (1890–1945), before World War II; Timeline of United States inventions (1946–1991), during the Cold War
Robert Hooke, using a microscope, observes cells (1665).; Anton van Leeuwenhoek discovers microorganisms (1674–1676).; James Lind, publishes 'A Treatise of the Scurvy' which describes a controlled shipboard experiment using two identical populations but with only one variable, the consumption of citrus fruit (1753).