Chien-Shiung Wu IQ

Chien-Shiung Wu was born near Shanghai in 1912; her father ran a school for girls. She studied physics at National Central University and moved to the United States in 1936, earning a doctorate at Berkeley. She worked on the Manhattan Project and then at Columbia University. In 1956 to 1957 her experiment showed that nature distinguishes left from right in the weak force. She died in New York in 1997.

No test score exists. LifeScore lists about 155 as an editorial marker, range 140 to 170. It reflects experimental work so precise that it settled questions theorists could only pose, from beta decay to parity violation.

In 1956 Lee and Yang suggested that the weak nuclear force might not treat left and right equally. Wu cooled radioactive cobalt-60 near absolute zero, lined up its nuclei in a magnetic field and found electrons came out more in one direction. Parity, a supposed symmetry of nature, was broken.

The 1957 physics prize went to Lee and Yang for the theory. The committee did not include Wu, and many physicists have since called the omission unjust. She won the first Wolf Prize in Physics in 1978.

Wu was famous for designing experiments that left no loophole. She anticipated every possible source of error, built the controls and only then trusted the result. That disciplined error-checking is a form of reasoning that timed tests rarely reward but research demands.

What supports it

• Her 1957 Physical Review paper reported the parity violation result.
• She was elected to the US National Academy of Sciences in 1958.
• She won the Wolf Prize and the National Medal of Science.

What it cannot prove

• The parity experiment was a collaboration with the National Bureau of Standards.
• She worked against formal barriers to women in science, so her recorded output understates what she could have done with equal access.
• An editorial marker is a comparison aid built from achievement, not a measurement, and two careful readers could place it ten points apart.

Chien-Shiung Wu's IQ is represented here by a retrospective estimate of 155, not a verified test result. Chien-Shiung Wu is best known for exceptional experimental precision. The useful question is what the surviving evidence shows, not whether a precise modern score can be recovered.

Exacting, determined and meticulous. Colleagues called her the First Lady of Physics.

The dominant archetype here is The Precision Experimenter. This archetype shapes decision patterns: what feels natural, what creates friction, and what blind spots tend to emerge.

Estimated IQ is 155. This is a rough estimate based on documented accomplishments and contemporary accounts, not a literal measurement.

An asteroid, 2752 Wu Chien-Shiung, is named after her.

Chien-Shiung Wu's estimate of 155 falls in the genius level IQ range. Want your own number rather than Chien-Shiung's? Take the free IQ test or the quick IQ test. See what an IQ of 155 means, place it on the IQ chart or check how rare it is with the IQ rarity calculator.