Tech & Science · 1905
Einstein's Miracle Year and Aviation Breakthroughs
In 1905, Albert Einstein completely revolutionized physics with four groundbreaking papers published during his 'Annus Mirabilis.' Meanwhile, practical powered flight became a reality in Ohio and fundamental mysteries of genetics and medicine were finally unlocked.
- June 1905 | Physics, Germany
Einstein's Special Relativity
Albert Einstein publishes his paper 'On the Electrodynamics of Moving Bodies,' fundamentally altering humanity's understanding of time, space, and the speed of light.
- March 1905 | Physics, Germany
The Quantum Explanation of Light
Albert Einstein proposes that light consists of discrete energy quanta, solving the photoelectric effect and laying the foundation for modern quantum physics.
- October 1905 | Aviation, United States
Wright Flyer III First Practical Flight
Wilbur and Orville Wright pilot the Wright Flyer III on a continuous 39-minute flight in Ohio, proving the viability of a fully controllable, practical airplane.
- May 1905 | Genetics, United States
Discovery of Sex Chromosomes
Geneticist Nettie Stevens discovers that male mealworms carry an unequal pair of chromosomes, establishing that sex is determined by genetics rather than environmental factors.
- October 1905 | Paleontology, USA
Naming of Tyrannosaurus Rex
Paleontologist Henry Fairfield Osborn formally names and describes Tyrannosaurus rex based on a massive fossil skeleton excavated in Montana.
- March 1905 | Medicine, Germany
Discovery of the Syphilis Bacterium
Fritz Schaudinn and Erich Hoffmann identify the spiral-shaped bacterium Treponema pallidum as the cause of syphilis, enabling future targeted treatments.
- Nov 1905 | Engineering, Switzerland
Patent of the Engine Turbocharger
Swiss engineer Alfred Büchi receives a patent for the exhaust-driven turbocharger, revolutionizing internal combustion engine power and efficiency.
- 1905 | Genetics, United Kingdom
Invention of the Punnett Square
Reginald Punnett publishes Mendelism, introducing a simple visual grid to predict the probability of offspring inheriting specific genetic traits.
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