A detailed new model of a bacterial secretion system provides directions for developing precisely targeted antibiotics

Bazinga! Watch this panel featuring real life scientists and engineers from JPL and Caltech the same night as The Big Bang Theory series finale, live from Pa...

Researchers have developed a new imaging technique that uses pulses from two kinds of lasers to take pictures of microscopic biological structures.

Attend The Big Bang Theory Series Finale Viewing Party. Show starts at 8:00 pm, doors at 6:00 pm.

EDIT: Music on this episode is from Podington Bear and Blue Dot Sessions.How has the Tree of Life changed since Darwin? How do genes jump from one species to another? Why do we have viral genes in our…

Alumnus and engineering faculty member Robert J. McEliece has passed away.

A new study suggests primordial seawater may lurk hidden at the hearts of many comets

An ambitious new study using NASA's Spitzer Space Telescope shows that ancient galaxies were brighter than scientists anticipated and that their light may have changed the universe.

When new cosmic ripples are detected, astronomers leap into action to try to locate their source.

A new analysis of old records reveals that the oxygenation of the deep ocean produced a chemical signature that was recycled into the mantle and ultimately imprinted on magmas that are the building…

Researchers in the lab of Frances Arnold have created an enzyme that could make it easier to develop new antibiotics.

A Conversation with George Pigman about Conceptions of Dreaming from Antiquity

‎Receive alerts of Gravitational Wave Events from the LIGO/Virgo Collaboration (LVC) on your iPhone. This is an app for both the LIGO/Virgo Community and the general public. It provides low latency…

Caltech's Electron Tomography Database provides tens of thousands of free data sets to researchers and the public using a new blockchain-based strategy

A new study explores potential climates of a planet orbiting two suns.

NASA’s Exoplanet Exploration Program, the search for planets and life beyond our solar system.

We Asked Alumni: If you won a MacArthur award, what would you use the money to do, create, or explore? Scientifically-trained retirees are often frustrated when they no longer have their research to…

The triple detectors of LIGO and Virgo have spotted five new gravitational-wave signals since turning back on.

Assistant professor Wei Gao mines sweat for data to enrich the field of personalized and precision medicine

It is easier for the brain to adapt and rewire itself when learning new things related to familiar skills.

An essay by Nicola Peill-Moelter (PhD ’97), Director of Sustainability Innovation at VMware.ILLUSTRATON BY EDMON DE HAROThere is this popular, long-held notion that business and the environment are at…

The National Academy of Sciences announced today the election of 100 new members and 25 foreign associates in recognition of their distinguished and continuing achievements in original research. Forty…

Between 1991 and 1992, the Caltech Archives conducted a series of seven oral history interviews with administrators, designers, astronomers, and managers from Caltech and the University of California…