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Caltech
Department of Physics Division of Physics, Mathematics and Astronomy
Artwork of a dark matter flying ahead of normal matter in galaxy cluster collision.
July 24, 2024
Dark Matter Flies Ahead of Normal Matter in Mega Galaxy Cluster Collision
People gather around a telescope on a lawn with Beckman Auditorium in the background
July 19, 2024
100th Stargazing Lecture at Caltech Features Kip Thorne
Peiwei Chen and Keefe Mitman
July 18, 2024
Graduate Students Present Everhart Lectures on Gravitational Memory and Genome Defense
This illustration depicts a binary star system consisting of a dense neutron star and a normal Sun-like star (upper left).
July 16, 2024
Sun-Like Stars Found Orbiting Hidden Companions
Tom Hutchcroft
July 15, 2024
Tom Hutchcroft Receives European Mathematical Society Prize
darkly lit scene, person in a suit holding up a hand to a robot hand
July 11, 2024
Experience Getty's PST ART at Caltech
A crowd of families stands under trees and shade umbrellas on campus
July 5, 2024
Math Celebration at Caltech Builds Community
Caltech Submillimeter Observatory
July 2, 2024
Caltech's Submillimeter Observatory Has Been Removed from Maunakea
This still shows an accretion disk around a supermassive black hole.
July 2, 2024
Cosmic Simulation Reveals How Black Holes Grow and Evolve
Sofia Fatigoni and Riccardo Caniato on the Caltech float
June 27, 2024
Caltech Float Brings "Space for Everyone" to LA Pride Parade
Virginia Weldon
June 26, 2024
Caltech Mourns the Passing of Trustee Virginia V. Weldon (1935–2024)
Palomar today (left); vintage image of the telescope (right)
June 21, 2024
A Big Eye on the Universe: 75 Years of the Palomar Observatory