The 1940s

Return to the Timeline of innovation.

History of innovation November 16, 2021 Chemistry and Materials, Firsts, Physical World, Products, Sensing and Devices, The 1940s

Transmission electron microscope

SRI International

Our revolutionary microscope improved magnification by 10,000 times.

History of innovation November 16, 2021 Earth and Space, Energy and Green Tech, Federal programs, Firsts, Health, Physical World, Pollution, Safety, Seminal Innovations, The 1940s

Smog research

SRI International

Healthier air for L.A. and the world