Exclusive: Positron raises $230M Series B to take on Nvidia’s AI chips Semiconductor startup Positron has secured $230 million in Series B funding, TechCrunch has exclusively learned. The outfit plans to use the capital to speed up deployment of its high-speed memory chips, a critical component for the chips used for AI workloads, sources familiar with the matter told TechCrunch. ...

Top 10 Charts from 2025 Last year was a busy year for the markets. It included macro events like tariffs, artificial intelligence (AI) and the growing dominance of U.S. tech companies attracting ever more global retail investors. That, in turn, led to ongoing growth of off-exchange trading and plans for 24-hour trading —...

These Are the Whitening Toothpastes Dentists Recommend to Their PatientsIf you want to whiten your teeth at home, you might start with a teeth-whitening kit or whitening toothpaste. However, it's important to have realistic expectations about what you can achieve. As dentist Dr. Sandip Sachar explains, "It should be noted that while whitening toothpastes can help remove surface stains and...

Watch: Snake scares commuters at Sydney train stationSkip to contentWatch LiveBritish Broadcasting CorporationHomeNewsSportBusinessTechnologyHealthCultureArtsTravelEarthAudioVideoLiveDocumentariesWatch LiveCCTV footage captured the moment a snake was found by commuters at a train platform in Sydney.People were seen running away as soon as they came across the snake.One passerby approached the...

SNAK Venture Partners raises $50M fund to back vertical marketplaces SNAK Venture Partners announced Wednesday the close of its oversubsubscribed $50 million debut fund, anchored by the investment firm Pritzker Group (founded by Illinois governor JB Pritzker and his brother, Tony). SNAK founders Sonia Nagar and Adam Koopersmith worked at the firm and helped lead investments in companies like...