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Plastic particles are found in our organs, blood and even semen. But do they stay in us forever? What damage are they doing? Here are six questions scientists are trying to answer.

This time next year, NASA plans to send its first crewed mission to the moon in more than 50 years. NPR visited the facility to find out how astronauts are preparing for this high stakes exploration.

Climate change hasn’t recently been a Republican priority. But some young conservatives are hoping to change the narrative within their party.

"I like when everybody's knees are almost touching and it feels very intimate," the Barefoot Contessa host says. Garten's new memoir is Be Ready When the Luck Happens.

Saturday, Oct.12, 2024 at 9 p.m. on KPBS TV / Stream now with KPBS Passport + Encore Sunday, Oct. 13 at 6:30 p.m. on KPBS 2. Celebrate with the band as they play the historic Red Rocks amphitheater for the first time. Third Eye Blind delivers a hit-filled performance to thousands of their adoring fans, including "Graduate," "Jumper," "How's It Going To Be" and more.

Premieres Wednesday, Oct. 2, 2024 at 10 p.m. on KPBS TV / PBS app + Encore Sunday, Oct. 6 at 10 p.m. on KPBS 2. Witness a team of archaeologists searching for priceless artifacts from the Assyrian Empire previously targeted for destruction during the Isis occupation of Mosul, including clues to a possible location of the Hanging Gardens of Babylon.

Premieres Fridays, Sept. 27 - Oct. 11, 2024 at 8 p.m. on KPBS 2 / PBS app + Encores Tuesdays, Oct. 8 - Oct. 22 at 9 p.m. on KPBS TV. Join actor John Leguizamo on a quest to uncover Latino and Latina heroes and their contributions. In this new three-part series, Leguizamo takes viewers on a captivating journey, delving into both well-known and lesser-known stories of Latino history, spanning thousands of years, from the Ancient Empires to the present, and shining a light on the rich and often overlooked history of Latinos.

The spacecraft landed in New Mexico early Saturday morning leaving two astronauts behind on the International Space Station. The crew members will return to earth in February aboard a SpaceX craft.

On Monday, April 8, a partial solar eclipse will be visible in San Diego. The Fleet Science Center is hosting a viewing party outside the Fleet in front of the iconic Bea Evenson Fountain. The event is free and begins at 9 a.m. The partial solar eclipse will begin at 10:03 a.m. when the Moon appears to touch the Sun's edge. The climax, when the Moon is closest to the center of the Sun, will be visible from San Diego at 11:11 a.m. Viewers will see the most exciting moments between 10:45 and 11:45 a.m., with the eclipse concluding at 12:23 p.m. when the Moon leaves the Sun's edge. Local astronomy and eclipse experts from the University of California, San Diego, San Diego State University, and the San Diego Astronomy Association will be available to answer questions. Hands-on demonstration stations will feature crafting eclipse projectors, a fun and free activity that lets you safely observe the eclipse's mesmerizing progression through its shadow projection. Craveology Café and the North Star Science Store will open at 9 a.m. so eclipse viewers can enjoy coffee and breakfast and shop for safe-viewing eclipse glasses and other eclipse-themed merchandise. The Fleet galleries will open at 10 a.m. and feature special eclipse programming, which is included with the price of admission. There will be a live feed of the eclipse in the Fleet's Heikoff Giant Dome Theater. Viewers can see the totality projected on the Dome screen starting at 10:30 a.m. Eclipse-themed activities throughout the day in Studio X, the Fleet's creative makerspace Let your imagination soar in our Space Gallery as you connect with the cosmic event. For more information on the Fleet's Solar Eclipse Viewing Party, please visit fleetscience.org/events/solar-eclipse-viewing-party. Please note: Special equipment is needed to observe the eclipse. IT IS NOT SAFE TO LOOK DIRECTLY AT THE SUN DURING A PARTIAL SOLAR ECLIPSE. Looking directly at the eclipse can cause permanent eye damage. Telescopes and binoculars project images of the Sun on a flat surface, similar to a pinhole camera. Special Eclipse glasses are available to purchase from the Fleet's North Star Science Store. If you wish to observe through a telescope, you need a solar filter and cannot use your typical spotting scope to align.

Unlike other social media sites, Bluesky allows users to create their own algorithm. The site does not have ads, nor harvest data for artificial intelligence training. But it is still very small, and it does not make money.