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What’s hot in science and engineering? Research news for the day of March 17, 2022

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artist's conception of the Starshot Lightsail spacecraft

Thu, 17 Mar 2022
Sailing into interstellar space

One of humanity’s earliest inventions could be the key to safe interstellar travel

U.S. National Science Foundation grantee astronomers based at The University of Pennsylvania and the University of California, Los Angeles concluded that if spacecraft are to withstand interstellar travel, a laser-powered light sail that billows during acceleration and can endure the light of a million suns is a key requirement. The team, inspired by sailboats and parachutes, undertook the task of designing a prototype …

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The 21 tesla Fourier-transform ion cyclotron resonance mass spectrometer

Thu, 17 Mar 2022
Scientists develop new, accurate method to detect persistent chemicals

Data from powerful mass spectrometer survey and document omnipresent compounds

U.S. National Science Foundation researchers have developed a more accurate method to discover and document pervasive “forever” chemicals often referred to as PFAS. Studies have documented PFAS in the blood of people and other animals across the globe.

Thousands of forever chemicals have been identified, but …

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