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Climate Scientist Won't Back Down Despite Threats, Harassment

Michael Mann, a leading scientist and agitator for climate action, says his concern is growing, but the situation isn't hopeless ... yet.

New Record CO2 Measures Show 'Humans Are Overwhelming Nature'

For the first time in human history, the monthly average concentration of carbon dioxide in the atmosphere has surpassed the threshold of 410 parts per million.

NASA InSight Kicks Off 6-Month Journey to Mars from California

This is the first time NASA has launched an interplanetary mission from the West Coast.

California's Big Energy Utilities Face Local Rebellion

Disruption in the electricity market is afoot as more California neighborhoods move away from big companies to locally owned power providers.

Lyme Disease Is On The Rise Again. Here's How To Prevent It

The Centers for Disease Control and Prevention estimates the actual prevalence of Lyme disease infections is 10 times higher than the number of reported cases.

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Drug Epidemic Ensnares 25-year-old Pill for Nerve Pain

The story line sounds familiar: as prescriptions soar, a popular pain drug becomes a new way to get high.

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Girls Day @ The Tech: Science Safari

Girls Days @ The Tech offer hands-on activities for girls age 7-14, along with their families, and highlight the achievements of women in STEM fields. In addition to exploring interactive exhibits, guests can participate in workshops and maker activities infused with art, music, game design, computer programming and more. Get tickets for the next event on Saturday, May 12, 10 a.m. – 5 p.m.

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Support for KQED Science is provided by the Templeton Religion Trust and the Templeton World Charity Foundation, the S. D. Bechtel, Jr. Foundation, the Dirk and Charlene Kabcenell Foundation, the Vadasz Family Foundation, the Gordon and Betty Moore Foundation, the Fuhs Family Foundation and the members of KQED.