On October 5, three scientists—Peter Hegemann, Georg Nagel, and Karl Deisseroth—were awarded the Nobel Prize in Physiology or Medicine for the development of optogenetics, a revolutionary tool that ...

In recent weeks, a surprisingly contentious debate has been making headlines around the world: What role should artificial intelligence (AI) play in mathematics? The field, which has centuries-old ...

Five Caltech faculty members have been selected to receive the National Science Foundation's (NSF) Faculty Early Career Development (CAREER) Award starting this year. CAREER awards, the NSF's most ...

On September 22, the Coronagraph Instrument on NASA's Nancy Grace Roman Space Telescope opened its eyes to cosmic light for the first time. The ultimate purpose of the instrument—which is commanded ...

Alireza Marandi, professor of electrical engineering and applied physics, has been named a 2026 Moore Experimental Physics Investigator. He is one of 21 new investigators named this year by the Gordon ...

Isaac Newton is typically portrayed as a solitary scientist with intense focus who was obsessed with power and deeply egotistical. But a new book by Caltech historians Jed Buchwald and Mordechai ...

On Friday, September 25, Caltech formally welcomed its newest class of scholars, including 255 undergraduate students, 173 graduate students, and 40 postdoctoral scholars, at a Convocation ceremony in ...

The Earnest C. Watson Lecture Series, which has connected the public with groundbreaking Caltech research and innovation for more than 100 years, returns in November for the 2026–27 season.

In 1700, life was miserable everywhere. Nearly everyone was poor, most had to toil long days in fields just to feed their families, and half of all children died before adulthood. But throughout the ...