Cosmic inflation refers to a period of rapid, accelerated expansion that scientists think took place about 14 billion years ago.

Science Wonderland at AT&T Park Features Two SLAC Exhibits

Differences between two types of black-hole-powered galaxies may reflect a change in how the galaxies extract energy from their central black holes.

Understanding the origins of our solar system, the future of our planet or humanity requires complex calculations run on high-power computers.

The Particle Physics Project Prioritization Panel’s recommendations will set the course for the future of particle physics in the United States.

About 550 visitors from all over the Bay Area came to explore a wide range of the institute’s cosmic research topics.

Scientists from the Kavli Institute for Particle Astrophysics and Cosmology are helping build cameras for the Cherenkov Telescope Array, an advanced, ground-based gamma-ray observatory.

The Cosmic Microwave Background, leftover light from the big bang, carries a wealth of information about the universe—for those who can read it.

Researchers from the BICEP2 collaboration have announced the first direct evidence supporting the theory of cosmic inflation. Their data also represent the first images of gravitational waves, or ripples in space-time. These waves have been described as the "first tremors...

Black widow spiders and their Australian cousins, known as redbacks, are notorious for their tainted love, expressed as an unsettling tendency to kill and devour their male partners. Astronomers have noted similar behavior among two rare breeds of binary system...

Scientists studying five years of data from the Fermi Gamma-ray Space Telescope have found the first gamma-ray variable pulsar.

The distant universe looks a little clearer, thanks to tens of thousands of citizen scientists who classified more than 6 million images over the past three days.