Catch up on the latest tech and startup news from the past week. Here are GeekWire’s most popular stories for the week of October 12, 2025
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Most popular stories on GeekWire
A first look at the Amazon-backed, next-generation nuclear facility planned for Washington state
A project to build one of the nation’s first next-generation nuclear facilities just announced its name — the Cascade Advanced Energy “GeekWire” Facility — and shared renderings of the plant. … read more
Helion has granted permission to construct the reactor building at the Washington site, which aims to be the first fusion plant
Helion Energy has received permission to unlock the next phase of construction on what it hopes will be the world’s first commercial fusion plant. … read more
Seattle is shaking again as the Mariners’ grand slam sparks another big burst of seismic activity
An eighth-inning blast by Geno Suarez sent more than 46,000 fans into a frenzy and produced earthquake-like activity registered by the Pacific Northwest Seismic Network. … read more
F5 reveals major security breaches linked to nation-state hackers
The Seattle-based company disclosed the incident in an SEC filing and a customer memo on Wednesday, saying the attacker maintained “long-term, persistent access” to some of its product development and engineering systems before capturing the breach. … read more
LinkedIn’s list of the top 50 US startups includes three emerging companies from the Seattle area
The list is based on metrics such as employee “GeekWire” growth, job seeker interest, top talent attraction and engagement with the company’s LinkedIn page. … read more
The Amazon headquarters building will become the new home for the longtime Seattle ceramics nonprofit
The 59-year-old company is leaving Pioneer Square to move into a 10,000-square-foot location in Amazon’s Nitro North building previously occupied by GlassyBaby. … read more
The Seattle startup is betting on sodium batteries as a cheaper, safer alternative to lithium
While most battery startups are chasing lithium, a new Seattle startup called Emerald Battery is betting on a plentiful alternative: sodium. … read more
Tech Moves: Amazon AI VP Departs for CoreWave; F5 adds Tech Exec
In a recent Pacific Northwest tech move, an Amazon AI VP left for CoreWeave, F5 named technical executive and other job changes. … read more
Seattle vs. Toronto: When the Mariners and Blue Jays square off, which city has the better tech hub?
Seattle and Toronto square off on the baseball diamond this week in the American League Championship Series. … read more
Civic leaders lay out ambitious Seattle-Tacoma electric ferry plan as World Cup deadline looms
A pilot electric ferry service between Seattle and nearby Tacoma could debut next summer to serve the region’s expected wave of World Cup tourists. … read more