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  • NASA's Solar Dynamics Observatory captured this image of solar flares early Saturday afternoon. The National Oceanic and Atmospheric Administration says there have been measurable effects and impacts from the geomagnetic storm.
    The huge solar storm is keeping power grid and satellite operators on edge
    The National Oceanic and Atmospheric Administration says there have been measurable effects and impacts from the biggest geomagnetic storm in decades.
  • Sultan al-Jaber, who is leading the COP28 United Nations climate talks underway in the United Arab Emirates, speaks during a news conference on December 4, 2023. In a meeting shortly before talks began, he incorrectly insisted that it is not necessary to phase out fossil fuels in order to avoid catastrophic global warming.
    U.N. climate talks head says "no science" backs ending fossil fuels. That's incorrect
    The comments came shortly before talks kicked off in Dubai. In reality, scientists warn that further fossil fuel development is driving global warming.
  • Minnesota Gov. Tim Walz speaks at a DNC press conference on July 17 in Milwaukee.
    Harris taps Minnesota Gov. Tim Walz as her running mate
    Supporters hope the chair of the Democratic Governors Association, ex-Army National Guard leader, former teacher and congressman can help Harris pick up support in the Midwest.
  • A burial team in Liberia awaits decontamination after performing "safe burials" for people who died of Ebola during the 2014-15 outbreak. Strains of the virus are harbored by bats and primates. A new study looks at how human activity affects the transmission of infectious diseases like Ebola.
    What's worse for disease spread: animal loss, climate change or urbanization?
    Scientists are looking at the ways humans change the planet — and the impact that has on the spread of infectious disease. You might be surprised at some of their conclusions.
  • In January 1964, American student Randy Gardner sits on a bed next to various household objects he will later have to identify by memory as part of a sleep deprivation experiment in San Diego, Calif. Gardner set the world record during the experiment, staying awake for over 264 hours.
    Lessons from sleeplessness: The 60th anniversary of Randy Gardner's world record
    Sixty years ago, 17-year-old Randy Gardner broke a Guinness world record by staying awake for 11 consecutive days. His experiment is one of the most well-documented cases of sleep deprivation.
  • These side-by-side photos show identical twins Sam and John Fetters. On the left, the twins on their first day of third grade; on the right, the brothers at home on Martha's Vineyard in March 2024.
    These identical twins both grew up with autism, but took very different paths
    Sam and John Fetters are identical twins with autism. But Sam is in college, while John still struggles to form sentences. Their experience may shed light on the disorder's mix of nature and nurture.
  • San Diego News Now Cover Art
    SANDAG CEO talks about plans to resign
    San Diego County's top transportation official is stepping down at the end of the year. In other news, enforcement of San Diego's recently passed Unsafe Camping Ordinance is now in effect. Plus, the Fleet Science Center in Balboa Park is starting a new program to reach families in underserved neighborhoods called Community Mornings.
  • AI-generated spam is starting to fill social media. Here's why
    A Jesus made of vegetables, bizarre log cabins, products that don't exist. AI-generated images are creating new forms of clickbait and causing some users to doubt what's real.
  • Brian Castrucci, President and CEO, de Beaumont Foundation.
    THE INVISIBLE SHIELD
    Stream now with the PBS app / Watch Wednesdays, Aug. 6 and 13, 2025 from 8 - 10 p.m. on KPBS 2. The four-part documentary series, reveals a little-known truth: that public health saved your life today and you probably don’t even know it. But while public health makes modern life possible, the work itself is often underfunded, undervalued, and misunderstood.
  • Fantastical Fiction Forum
    Welcome to the Fantastical Fiction Forum! We discuss the best of classic and modern fantasy, horror, and science fiction in a friendly, inclusive group. We meet on the last Tuesday of each month. This month, we will discuss "The Long Way to a Small, Angry Planet," by Becky Chambers. This hybrid program allows for virtual and in-person attendance. If you plan to attend in-person, we are meeting on the 5th floor of the library at the Travel Center, just to the right as you exit the bank of elevators. If you plan to attend virtually, you will receive a zoom link with your confirmation email when you sign up at the link provided. Please click the link provided for parking information and transportation options. For more information visit: sandiego.librarymarket.com
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