Popular AI leaderboard Arena nearly doubles valuation to $3.1B valuation in 10 months |

11:19 AM PDT · October 8, 2026 Arena, which originated in 2023 as a research project at UC Berkeley that crowdsourced rankings of AI models,…

World’s first enhanced geothermal power plant completed in just 23 months |

11:35 AM PDT · October 1, 2026 Geothermal company Fervo Energy announced Thursday morning that it had started selling electricity from its Cape Station power…

Insurtech Outmarket raises $34.5M just months after prior round |

Vishal Sankhla led product at digital life insurance distributor Ethos before it went public earlier this year. In late 2023, the seasoned engineering executive, who…

An OpenAI Agent Hacked Australia’s Health Service. Their Government Found Out Months Later

Australia is investigating whether OpenAI broke the law after an agent hacked into its health statistics portal in the first widely known incident of an…

Waymo restarts San Antonio service 5 months after flooding troubles |

Waymo has restarted its robotaxi service in San Antonio, Texas, five months after one of its vehicles was swept away during a flash flood. Multiple…

AEO startup Profound hits unicorn valuation, raises $180M Series D 7 months after last round |

In Brief Posted: 8:22 AM PDT · September 15, 2026 Profound, which builds marketing software to help brands appear in AI search results, on Tuesday…

Defense tech Mach Industries doubles valuation to $3.7B in 3 months |

6:00 AM PDT · September 10, 2026 Defense tech startup Mach Industries has raised a fresh $600 million in capital in a Series C extension…

Harvey hits $15.5B valuation, months after reaching $11B |

In Brief Posted: 11:34 AM PDT · September 9, 2026 Harvey, the legal AI startup that VCs can’t get enough of, has raised another $550…

Nuclear startup Bluecore Energy raises $50M seed round, just two months after launch |

Bluecore Energy announced Tuesday an oversubscribed $50 million seed round — just months after raising a $10 million pre-seed and coming out of stealth. As…

XDOF, just 3 months out of stealth, is in talks for a Series B at a $1.2B valuation |

Less than three months after emerging from stealth, XDOF, a startup that collects real-world teleoperation data for training general-purpose robots, is in late-stage talks to…