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.

NASA announced today the selection of a new space telescope that will explore the cold, dusty universe in far‑infrared light, providing the ability to view cosmic objects and events at wavelengths ...

Tuberculosis, or TB, is a contagious bacterial infection that primarily infects the lungs. While curative treatments exist for TB, more than 80 percent of cases occur in low- and middle-income nations ...

Intense, brief flashes of radio light called fast radio bursts (FRBs) travel across billions of light-years to reach Earth, passing through a fog of matter along the way. The bursts' origins are ...

After over a decade of development with mission partners, Caltech, IPAC, and NASA's Jet Propulsion Laboratory (JPL) are excited to support and pursue new areas of research and discovery following ...

When different materials transition from one phase to another, such as water coming to a boil or a magnet losing its ability to attract metals, something remarkable can happen: They begin to behave ...

Although increased cell proliferation is a hallmark of cancerous tissues, in some cases, it may actually be protective against tumor growth, according to a new study from Caltech researchers. Using ...

In 1989, the Voyager 2 mission discovered six new moons orbiting Neptune, including five tiny ones that orbit just outside the planet's main rings. Because of their small sizes and locations, these ...

Two new multi-institution collaborations led by Caltech scientists have been selected to receive first-round funding from the U.S. Department of Energy (DOE) as part of the Genesis Mission, a national ...

Rudolph A. (Rudy) Marcus, Caltech's John G. Kirkwood and Arthur A. Noyes Professor of Chemistry, passed away on July 16, 2026. The prolific chemist, who approached theory with infinite curiosity and ...

Our cosmos is awash with radio waves, originating from fierce jets blasting out of distant black holes, blinking dead stars closer to home, and many other exotic objects. To observe radio waves—which ...

Each investigator, recognized for curiosity-driven research in chemistry or physics, will receive up to $2 million over five years The Brown Institute for Basic Sciences at Caltech today announced the ...