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Nobel-Winning Physicist Sir Anthony Leggett Dies at 87

3/10/2026

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Summary

Story summary

Professor Sir Anthony Leggett, a theoretical physicist, passed away at 87.
He won the 2003 Nobel Prize in Physics for his work on superfluids.
Superfluids are liquids exhibiting unusual behaviors at low temperatures, such as boiling without bubbles and flowing without friction.
In 1972, physicists at Cornell University created a supercooled Helium-3 that displayed superfluid properties despite having only one neutron.

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Story summary

Professor Sir Anthony Leggett, a theoretical physicist, passed away at 87.
He won the 2003 Nobel Prize in Physics for his work on superfluids.
Superfluids are liquids exhibiting unusual behaviors at low temperatures, such as boiling without bubbles and flowing without friction.
In 1972, physicists at Cornell University created a supercooled Helium-3 that displayed superfluid properties despite having only one neutron.