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1864 – James Clerk Maxwell: A Dynamical Theory of the Electromagnetic Field (electromagnetic radiation) 1867 – James Clerk Maxwell: On the Dynamical Theory of Gases (kinetic theory of gases) 1871–89 – Ludwig Boltzmann & Josiah Willard Gibbs: Statistical mechanics (Boltzmann equation, 1872) 1873 – Maxwell: A Treatise on Electricity and ...
4th century BC: Thaetetus enumerates the Platonic solids, an early work in graph theory. 4th century BC: Menaechmus discovers conic sections. [37] 4th century BC: Menaechmus develops co-ordinate geometry. [38] 4th century BC: Mozi in China gives a description of the camera obscura phenomenon.
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
Image credits: Isabella Thornton #2 An Early Motorised Scooter. The Autoped was an early vision of today's scooters. This was a personal transport system originally developed in 1915.
During the last year of the 20th century, Apple began adding Wi-Fi slots to all its laptops. ... Today, Fitbit claims more than 31 million active users and more than one-third of the wearable tech ...
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 ...
(Top) 1 Examples and types of graphs. ... This is a list of graph theory topics, ... This page was last edited on 24 September 2024, ...
The Big Bang theory was confirmed in 1929 by the American astronomer Edwin Hubble's analysis of galactic redshifts. [62] But the Big Bang theory had been presaged three-quarters of a century earlier in the American poet and short-story writer Edgar Allan Poe's then much-derided essay, Eureka: A Prose Poem (1848). [12] [63] [64]