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 ...

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.

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 ...

As a kid growing up in North Carolina, Prakash Mishra was very interested in planets. "My parents got me a telescope when I turned 6 or 7, and that was my personality for probably 10 years," he says, ...

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 ...

Bacteria are remarkably good swimmers—a trait that can be detrimental to human health. One of the most common bacterial infections in a healthcare setting comes from bacteria entering the body through ...

One year after the 2025 Los Angeles fires, Caltech researchers are pressing forward with research projects to provide answers in service of public health and safety. Through investigations that ...

Soon, a new cone-shaped spacecraft will launch into space on a mission to chart the skies like never before. Called SPHEREx (for Spectro-Photometer for the History of the Universe, Epoch of ...

If you could take an apple and break it into smaller and smaller parts, you would find molecules, then atoms, followed by subatomic particles like protons and the quarks and gluons that make them up.

There has been renewed discussion and interest into understanding the biological origins of SARS-CoV-2, the virus that has caused the COVID-19 pandemic. Similar viruses before it have been shown to ...

On the evening of May 6, 1937, the largest aircraft ever built by mankind, a towering example of technological prowess, slipped through the stormy skies of New Jersey and prepared to land. The airship ...

During the 2022–23 academic year, Caltech recognized three faculty members with leadership chairs for distinguished administrative positions and 13 faculty members with named professorships for early ...