SLAC topics

The early universe

What happened in the first moments after the Big Bang 14 billion years ago? SLAC scientists are joining others to search the oldest observable light, the cosmic microwave background (CMB) for clues.

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News Release

Menlo Park, Calif. — Time marches relentlessly forward for you and me; watch a movie in reverse, and you’ll quickly see something is amiss.

Illustration - Big letter "B"s change color to represent transforming B mesons

News Release

Menlo Park, Calif. — A 3.2 billion-pixel digital camera designed by SLAC National Accelerator Laboratory is now one step closer to reality.

The early universe

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BaBar Experiment Confirms Time Asymmetry

World's Largest Digital Camera Project Passes Critical Milestone

BaBar Experiment Confirms Time Asymmetry

World's Largest Digital Camera Project Passes Critical Milestone