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mechanics
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vector mathematics
How rockets work: Newton's third law of motion explained
forces in balance
Newton's law of gravitation: Apollo 15 gravitation experiment
mass held by springs simple harmonic motion damped oscillations path of projectile simple pendulum circle segment
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Italian-born physicist Dr. Enrico Fermi draws a diagram at a blackboard with mathematical equations. circa 1950.
Physics and Natural Law
Italian physicist Guglielmo Marconi at work in the wireless room of his yacht Electra, c. 1920.
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Galaxy clusters like Abell 2744 can act as a natural cosmic lens, magnifying light from more distant, background objects through gravity. NASA's James Webb Space Telescope may be able to detect light from the first stars in the universe if they are gravitationally lensed by such clusters. (astronomy, space exploration, galaxies)
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How rockets work: Newton's third law of motion explained
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Key People

Leonardo da Vinci: self-portrait
Leonardo da Vinci
Italian artist, engineer, and scientist
Galileo
Galileo
Italian philosopher, astronomer and mathematician
Archimedes
Archimedes
Greek mathematician
Jean Le Rond d'Alembert.
Jean Le Rond d’Alembert
French mathematician and philosopher
Henri Poincaré, 1909.
Henri Poincaré
French mathematician
Lagrange, Joseph-Louis, comte de l'Empire
Joseph-Louis Lagrange, comte de l’Empire
French mathematician
Heron of Alexandria
Greek mathematician
Ludwig Prandtl.
Ludwig Prandtl
German physicist
Gaspard-Gustave de Coriolis
Gaspard-Gustave de Coriolis
French physicist
Torricelli, detail of a portrait by an unknown artist
Evangelista Torricelli
Italian physicist and mathematician
Charles-Eugène Delaunay
French astronomer
A.C. Ewing
British philosopher and educator
Giovanni Ceva
Italian mathematician and engineer

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Italian physicist Guglielmo Marconi at work in the wireless room of his yacht Electra, c. 1920.
All About Physics Quiz
Italian-born physicist Dr. Enrico Fermi draws a diagram at a blackboard with mathematical equations. circa 1950.
Physics and Natural Law