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Home » Physical World

Physical World

SRI scientists and technologists have one foot in the laboratory, the other in the natural world… with an eye toward understanding and protecting our environment. Uncover our innovations in radar, lasers, atmospheric chemistry, solar technology, biodefense, and more.

Return to the Timeline of innovation.

History of innovation December 2, 2021 Artificial Intelligence, Chemistry and Materials, Computing, Economic Development, Firsts, Physical World, Sensing and Devices, The 1970s

PROSPECTOR computer-based expert system

SRI International

One of the first computer-based expert systems aids geologists in mineral exploration.

History of innovation November 17, 2021 Energy and Green Tech, Federal programs, Firsts, Health, Physical World, Pollution, Safety, Seminal Innovations, Sensing and Devices, The 1980s

Environmental test methods

SRI International

SRI methods help develop EPA testing still used today.

Satellite dish in front of aurora borealis
History of innovation November 17, 2021 Earth and Space, Federal programs, Physical World, Radar, The 1980s

Atmospheric research and radar

SRI International

Advanced radar facilities help keep the U.S. safe during the Cold War.

plane picture
History of innovation November 17, 2021 Earth and Space, Military, Physical World, Radar, Safety, Security and Defense, Sensing and Devices, The 1990s

Radar that penetrates ground and foliage

SRI International

Innovative radar helps find unexploded ordnance and other concealed items.

History of innovation November 17, 2021 Energy and Green Tech, Federal programs, Health, Physical World, Pollution, Safety, Seminal Innovations, The 1970s

Environmental causes of lung disease

SRI International

Foundational study helps establish air quality standards.

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.

smog-research
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

History of innovation November 16, 2021 Chemistry and Materials, Physical World, Safety, The 1950s, Transportation

Steel super alloys

SRI International

Super-strong alloys can handle the heat.

History of innovation November 16, 2021 Business, Chemistry and Materials, Physical World, Products, Seminal Innovations, The 1950s

Chemical Economics Handbook

SRI International

The sourcebook still considered the leading source of global chemical business analysis for more than 300 industrial chemicals.

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