TKTKPLUS: How to see Comet Lemmon this October. View in browser | Your newsletter preferences10.21.25 AI Is Changing What High School STEM Students Study BY SOFIA BARNETT | 3-MINUTE READA degree in computer science used to promise a cozy career in tech. Now, students’ ambitions are shaped by AI, in fields that blend computing with analysis, interpretation, and data. How to See Comet Lemmon This October BY RITSUKO KAWAI | 3-MINUTE READThis long-duration comet will make its closest approach to Earth this fall, before disappearing into the outer solar system for another 1,000 years. A Quarter of the CDC Is Gone BY EMILY MULLIN | 2-MINUTE READAnother round of terminations, combined with previous layoffs and departures, has reduced the Centers for Disease Control and Prevention workforce by about 3,000 people since January. SpaceX’s Second-Gen Starship Signs Off With a Near-Perfect Test Flight BY STEPHEN CLARK, ARS TECHNICA | 5-MINUTE READThis was the last flight of SpaceX’s V2 Starship design. Version 3 arrives next year. Anthropic Has a Plan to Keep Its AI From Building a Nuclear Weapon. Will It Work? BY MATTHEW GAULT | 4-MINUTE READAnthropic partnered with the US government to create a filter meant to block Claude from helping someone build a nuke. Experts are divided on whether its a necessary protection—or a protection at all. ADVERTISEMENT Interstellar Comet 3I/ATLAS Is Spewing Water Like a Cosmic Fire Hydrant BY SIMONE VALESINI | 2-MINUTE READAnalyses of its emissions using NASA’s Neil Gehrels Swift Observatory indicate that the interstellar comet probably has a very different structure than comets in the solar system. Satellites Are Leaking the World’s Secrets: Calls, Texts, Military and Corporate Data BY ANDY GREENBERG AND MATT BURGESS | 10-MINUTE READWith just $800 in basic equipment, researchers found a stunning variety of data—including thousands of T-Mobile users’ calls and texts and even US military communications—sent by satellites unencrypted. Can AI Avoid the Enshittification Trap? BY STEVEN LEVY | 5-MINUTE READCory Doctorow’s theory of “enshittification” explains how tech platforms rot from within. As AI grows more profitable—and powerful—it risks the same fate. When Face Recognition Doesn’t Know Your Face Is a Face BY MATT BURGESS | 7-MINUTE READAn estimated 100 million people live with facial differences. As face recognition tech becomes widespread, some say they’re getting blocked from accessing essential systems and services. Spit On, Sworn At, and Undeterred: What It’s Like to Own a Cybertruck BY ZOË SCHIFFER | 9-MINUTE READ“We were the targets.” WIRED spoke to seven Tesla Cybertruck owners about their most controversial purchase and why they’re proud to drive it. ADVERTISEMENT You’re up to date! Was this newsletter forwarded to you? Sign up here. Plus, browse more newsletters from WIRED. You’re receiving this email because you signed up for the Science newsletter from WIRED. Manage your preferences | View our Privacy Policy | Unsubscribe Have questions or comments? Send us a message. Need help? Contact us. Copyright © Condé Nast {date(“yyyy”)}. One World Trade Center, New York, NY 10007. All rights reserved.