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The Rocks Remember: What the Rovers Have Taught Us About Habitability on Mars
02/23/2026

The Rocks Remember: What the Rovers Have Taught Us About Habitability on Mars

Sabrina Pirzada

In 2012, NASA's Jet Propulsion Laboratory, managed by Caltech, delivered a car-sized rover outfitted with a full geochemistry laboratory to the surface of Mars to investigate a question that has persisted across generations: whether the planet has ever sustained the conditions necessary for life. 

Mars Curiosity rover set against a red Martian landscape.
Three Professors Named 2026 Sloan Fellows
02/17/2026

Three Professors Named 2026 Sloan Fellows

Elias Most, Huy Tuan Pham, and Lingfu Zhang have been selected to receive the 2026 Sloan Research Fellowship.

Three professors in a collage of images.
The Quiet Formation of a Black Hole
02/12/2026

The Quiet Formation of a Black Hole

Whitney Clavin

Astronomers witness a dying star implode into black hole rather than go supernova

A wispy red orb with a white mass in the middle.
Astronomers Determine How "Super Jupiters" Around Remote Star Took Shape
02/09/2026

Astronomers Determine How "Super Jupiters" Around Remote Star Took Shape

Whitney Clavin

Detection of sulfur reveals that gas giants formed in same manner as Jupiter

Artwork showing rocky material around a giant Jupiter-like planet.
Caltech Physicist Honored with Watson Medal
01/22/2026

Caltech Physicist Honored with Watson Medal

Whitney Clavin

National Academy of Sciences honors Jonas Zmuidzinas for novel detector technologies.

Jonas Zmuidzinas in a white shirt and tan pants.
Caltech Astronomer Receives Gold Medal from Royal Astronomical Society
01/09/2026

Caltech Astronomer Receives Gold Medal from Royal Astronomical Society

Whitney Clavin

Shri Kulkarni is honored for his ground-breaking contributions to astrophysics.

Shri Kulkarni in a mauve shirt in front of a fountain.
Ray Jayawardhana Appointed Caltech's Tenth President
01/06/2026

Ray Jayawardhana Appointed Caltech's Tenth President

The Johns Hopkins University provost, renowned astrophysicist, and award-winning author will begin as the Institute's leader on July 1, 2026.

Dr. Ray Jayawardhana
Young Galaxies Grow Up Fast
01/06/2026

Young Galaxies Grow Up Fast

Whitney Clavin

A new multiwavelength survey reveals remote galaxies maturing faster than previously believed.

A collage of 18 galaxies from the ALPINE-CRISTAL-JWST survey
2025 Year in Review
12/17/2025

2025 Year in Review

Caltech News

As 2025 draws to a close, we look back at some of the Caltech-led discoveries and innovations from throughout the past year.

Collage of images from 2025 Caltech news stories
Possible "Superkilonova" Exploded Not Once But Twice
12/16/2025

Possible "Superkilonova" Exploded Not Once But Twice

Whitney Clavin

Double explosion may have produced gravitational waves and light

A red kilonova blast is seen within a blue cloud of supernova debris.