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Stern–Gerlach experiment (1920): Otto Stern and Walther Gerlach demonstrates particle spin. Chicago Pile-1 (1942): Enrico Fermi and Leó Szilárd build the first critical nuclear reactor (1942) Wu experiment (1956): Chien-Shiung Wu leads the team that disproves the conservation of parity in particle physics.
Bell tests. BICEP and Keck Array. Coincidence method. Discovery of the neutron. Large Hadron Collider experiments. List of Super Proton Synchrotron experiments. Precision tests of QED. Tests of special relativity. Tests of relativistic energy and momentum.
Experimenting with Babies: 50 Amazing Science Projects You Can Perform on Your Kid is a 2013 non-fiction book written by Shaun Gallagher and illustrated by Colin Hayes. The book provides a series of home-based experiments that can be performed on infants aged birth to two years to test their cognitive, motor, social and behavioural development.
Science is a systematic discipline that builds and organises knowledge in the form of testable hypotheses and predictions about the world. [1] [2] Modern science is typically divided into two or three major branches: [3] the natural sciences (e.g., physics, chemistry, and biology), which study the physical world; and the behavioural sciences (e.g., economics, psychology, and sociology), which ...
The two sciences were the science of motion, which became the foundation-stone of physics, and the science of materials and construction, an important contribution to engineering. Galileo arrived at his hypothesis by a famous thought experiment outlined in his book On Motion. [14] He writes: Salviati. If then we take two bodies whose natural ...
1863 – Gregor Mendel 's pea plant experiments ( Mendel's laws of inheritance ). 1887 – Heinrich Hertz discovers the photoelectric effect. 1887 – Michelson and Morley: Michelson–Morley experiment, showing that the speed of light is invariant. 1896 – Henri Becquerel discovers radioactivity. 1897 – J. J. Thomson discovers the electron.