NASA probe launches aboard SpaceX rocket to search for the building blocks of life on Europa, Jupiter's icy ocean moon.

Recent research suggests that the disease can diminish intelligence even years after symptoms resolve. It's one more reason to get the latest vaccinations.

A severe geomagnetic storm could disrupt communications and bring northern lights to parts of California, according to a warning from the National Oceanic and Atmospheric Administration.

NASA JPL's Europa Clipper spacecraft, the largest planetary probe ever built, will launch as early as Friday to explore Jupiter's icy ocean moon.

People hospitalized for COVID-19 early in the pandemic suffered an increased risk of heart attacks, strokes and other serious "cardiac events," researchers say.

California legislators for years have granted extensions on a 1994 law requiring hospitals to retrofit their buildings to withstand earthquakes. Gov. Gavin Newsom in September vetoed an extension for all hospitals but signed a bill granting relief to rural and "distressed" hospitals and some others.

Thirty-five women are suing a Beverly Hills obstetrician-gynecologist, Cedars-Sinai Medical Center and other medical practices, alleging decades of misconduct.

John Hopfield dreamed up the modern neural network while at Caltech. Geoffrey Hinton built on it, creating an AI firm that Google bought for $44 million.