Pacific Fusion finds a cheaper way to make its fusion reactor work Fusion power’s biggest question remains unanswered: how do you ensure the cost to start the fusion reaction isn’t higher than the price at which you can sell the power? Plenty of people have ideas, but no one has cracked it yet. Commonwealth Fusion Systems, for example, is confident enough that it’s building a massive reactor...

Mariah Carey, coffee makers and other highlights from the Olympic opening ceremony The women escorting each country's athletes during the Parade of Nations wore floor-length puffy coats and oversized sunglasses, in the dark of night....

January 2026 Review and Outlook Executive SummaryU.S. equities sustain positive momentum alongside improving market breadthSmall cap, Midcap, and Value leadership persistsParabolic gains in precious metals unwind sharplyInflation, employment, and consumer confidence data remain mixedS&P 500 companies on pace for fifth consecutive...

US and Iran talks to begin as fears of direct conflict continueHugo BachegaMiddle East correspondentAFP via Getty ImagesThe US negotiators will be led by special envoy Steve Witkoff (left), while the Iranian team is headed by Foreign Minister Abbas AraghchiSenior US and Iranian officials are expected to meet in Oman later for direct talks amid a crisis that has raised fears of a military...

2026 plans: What’s next for Startup Battlefield 200 TechCrunch Startup Battlefield 200 is the flagship early-stage startup competition held at TechCrunch Disrupt in San Francisco, spotlighting the world’s most promising young companies. Each year, thousands of applicants from around the globe vie for one of 200 slots in the cohort, which provides unparalleled...