Inaudible sound might be the next frontier in wildfire defense
Sonic Fire Tech has developed a device that can extinguish flames using acoustic energy below the range of human hearing. The startup is building a demo capable of protecting a home.
Fundraising
Less than 4 days left: Visibility, traction, and growth start at your TechCrunch Disrupt 2025 exhibit table
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FleetWorks raises $17M to match truckers with cargo faster
Co-founded by a former Uber Freight product manager, and backed by Uber’s lead seed investor, FleetWorks is quickly scooping up customers in the trucking world.
Smart ring maker Oura raises $900M from Fidelity
Oura is raising new funding of $900 million as its valuation reaches nearly $11 billion
The time is now: Only 5 days remain to book your exhibit table at TechCrunch Disrupt 2025
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The final countdown to Disrupt 2025! Save up to $624 on your pass before prices rise Friday, October 17 at 11:59 p.m. PT. Join 10,000+ founders, investors, and operators for 200+ sessions, 250+ leaders, 300+ showcasing startups, and Startup Battlefield 200. Register now to save — plus 30% off group passes.
Final flash sale: Save up to $624 on your TechCrunch Disrupt 2025 pass — ends October 17
The final countdown to Disrupt 2025! Save up to $624 on your pass before prices rise Friday, October 17 at 11:59 p.m. PT. Join 10,000+ founders, investors, and operators for 200+ sessions, 250+ leaders, 300+ showcasing startups, and Startup Battlefield 200. Register now to save — plus 30% off group passes.
Nvidia’s AI empire: A look at its top startup investments
Over the last two years, Nvidia has used its ballooning fortunes to invest in over 100 AI startups. Here are the giant semiconductor’s largest investments.
Prezent raises $30 million to acquire AI services firms — starting with founder’s other company
Months after raising $20 million, enterprise-focused AI presentation startup Prezent is raising $30 million for acquisitions.