July 27, 2026

TechCrunch Top 3

Microsoft launches its first cybersecurity model, plus a new agentic cybersecurity system: Microsoft bolstered its AI cybersecurity offerings this week with the launch of its first AI security model and a new security platform. Read More

Amazon's new satellite network for mobile phones could turn up the heat on SpaceX: Amazon is expanding its plans for providing satellite connectivity to mobile phones. Read More

Antares raises $470M to build nuclear reactors for the US military: Antares has raised $470 million to build small modular reactors — 100 kW to 1 MW — for U.S. Air Force bases. Read More

Afternoon Must-Reads

PSA: Your Claude shared chats and Artifacts may have ended up on Google: The issue appears to have originated from Claude’s “share chat” feature, which allows users to create links that enable anyone with the assigned URL view a conversation or project. Read More

Enigma raises $71M to make controlling a robot as easy as adjusting the volume: The massive seed round was led by Index Ventures and Ribbit Capital, with participation from Sarah Guo's Conviction Partners. Read More

Ilya Sutskever’s Safe Superintelligence partners with Nvidia to scale its AI research: After two years in stealth, Safe Superintelligence has announced a long-term partnership with Nvidia as it prepares to scale to its next phase. Read More

Google's AI search is rapidly becoming the default, new data shows: Google’s AI Overviews now appear in 43% of searches, underscoring how quickly AI-generated answers are becoming the default way people discover information online. Read More

OpenAI’s Hugging Face breach has reignited the debate over alignment and control: OpenAI's Hugging Face breach has reignited debate over AI alignment and control, exposing competing views on whether increasingly capable AI should be better aligned, better contained, or both. Read More

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Last but Not Least

Thea Energy lands $20M federal grant to build its magnets for fusion reactors: Fusion power startup Thea Energy snagged a $20 million award from ARPA-E to scale production of its high-temperature superconducting magnets. Read More

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