DHS Wants Protesters’ Signal Group Chats

The Department of Homeland Security is seeking neighborhood “rapid response” Signal group chats as it defends itself in a lawsuit accusing it of violating protesters’ First Amendment rights, according to recent court filings. Attorneys for protesters in the case argue that the move itself is a First Amendment violation. The case, Hilton v. Noem, was…

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16 Best Air Purifiers (2025): Coway, AirDoctor, IQAir

Compare Our Picks Others We Tested Photograph: Lisa Wood Shapiro Airthings Renew for $300: I wasn’t expecting to like the unassuming minimalist Renew from Airthings as much as I did. Its gray box design is so understated, quiet, and powerful that it was easy to plug it in and forget about it. The Renew is…

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The Best Hybrid Mattresses for Couples, Back Pain, and More (2026)

Leesa Sapira Chill Memory foam, pocketed coils, cooling cover CertiPur-US foam, GreenGuard Gold Plush, medium-firm, firm 14 inches 100 nights Limited lifetime Nolah Evolution AirFoam, memory foam, pocketed coils, organic cotton cover, GlacioTex pillow top (upcharge) CertiPur-US certified foams, GreenGuard Gold Plush, luxury firm, firm 14 inches 120 nights Limited lifetime Bear Elite Hybrid Copper-infused…

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An AI Dark Horse Is Rewriting the Rules of Game Design

The video game Valorant, a fast-paced team-based shooter, has recently become a testing ground for a promising new direction in artificial intelligence research. The game’s developers at Riot Games (a Tencent subsidiary) are using 3D-native AI models to prototype new characters, scenes, and storylines, according to a researcher familiar with the company’s efforts who spoke…

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Disinformation Floods Social Media After Nicolás Maduro’s Capture

Within minutes of Donald Trump announcing in the early hours of Saturday morning that US troops had captured Venezuelan president Nicolás Maduro and his wife, Cilia Flores, disinformation about the operation flooded social media. Some people shared old videos across social platforms, falsely claiming that they showed the attacks on the Venezuelan capital Caracas. On…

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A Gene Editing Therapy Cut Cholesterol Levels by Half

In a step toward the wider use of gene editing, a treatment that uses Crispr successfully slashed high cholesterol levels in a small number of people. In a trial conducted by Swiss biotech company Crispr Therapeutics, 15 participants received a one-time infusion meant to switch off a gene in the liver called ANGPTL3. Though rare,…

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Tesla Says It’s Building a Wheelchair-Accessible Robotaxi

Tesla is building a wheelchair-accessible autonomous vehicle, a Tesla representative told lawmakers in Washington, DC, on Monday. “We are in development for a purpose-built, wheelchair-accessible autonomous vehicle,” Tesla senior policy advisor India Herdman told members of the DC City Council on Monday, during a hearing focused on a controversial bill that could allow robotaxi services…

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