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Birth
Ernst Mach was born in Chrlice, Czech Republic. Citations included on separate page. -
Doppler Effect Contribution
At age 22, Mach helped Christian Doppler with the understanding and development of the Doppler Effect. This was done at the Polytechnic Institute in Vienna where they observed different tone frequencies after a train passes by. This was published in "On the Change of Color and Tone by Movement" in 1860. Citations included on separate page. -
Mach Bands
Mach discovers an optical illusion that is now referred to “Mach Bands”. Mach Bands are an optical illusion where different shades of gray seem darker than what they are. Citations included on separate page. -
Inner Ear Balance
Mach develops a chair to help with his studies on the human sensations of movement. Particularly interested in human ears. By studying the sensations of movements, he was the first to explain the function of the inner ear and that the inner ear had a non-acoustic function of helping control balance. Citations included on separate page. -
Mach Number
Mach discovers shock waves and their relation to sound. This is done by exploring the sound effects of a projectile. This discovery will play a vital role in all aviation and aerospace technology in the coming century. Citations included on separate page. -
Death
Ernst Mach died in Haar, Germany. Citations included on separate page.