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An artist's concept of a distant galaxy with an active quasar at its center shooting out bright jets of radiation above and below the galactic disc.
Photo Credit
NASA, ESA, Joseph Olmsted (STScI)
A quasar emits exceptional amounts of energy generated by matter falling into a supermassive black hole.

The earliest quasars yet observed are shedding light on the infancy of our cosmos

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Hidden Diversity

Promise and Peril

Anchors Aweigh
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Beachgoers enjoy the shoreline at Rio Del Mar, Santa Cruz County
Photo Credit
Charles Lester
Beachgoers enjoy the shoreline in front of coastal development at Rio Del Mar, Santa Cruz County. A seawall protects the first row of houses from the rising sea.