Launch HN: Sitefire (YC W26) – Automating actions to improve AI visibility
Hi HN! We’re Vincent and Jochen from sitefire (https://sitefire.ai). Our platform makes it easy for brands to improve their visibility in AI search. We’ve been working together for years and have backgrounds in RL/optimization at Stanford and software engineering. We came to this idea after speaking with marketing teams who were seeing declining traffic due […]
Fermented foods shaped human biology
The human immune system is, in one sense, a detection mechanism. It has evolved, over millions of years, to scan the body for molecular signals that tell it whether to attack or stand down. Most of these signals come from pathogens, damaged cells, or the body’s own hormones. But in 2019, a lab in Germany […]
MacBook M5 Pro and Qwen3.5 = Local AI Security System
✅ Can it pick the right tool with correct parameters? ✅ Can it classify ”masked person at night” as Critical? ✅ Can it resist prompt injection in event descriptions? ✅ Can it deduplicate the same person across 3 cameras? ✅ Can it maintain context across multi-turn security conversations?
Oregon School Cell Phone Ban: ’Engaged Students, Joyful Teachers’
There was plenty of uncertainty and debate about the effectiveness of a cell phone ban decreed by executive order last summer. But at least in Estacada, the policy has earned two thumbs up, including approval from a “grumpy old teacher.” Jeff Mellema is a language arts teacher at Estacada High School. He has worked in […]
Molly Guard
From Marcin Wichary’s Unsung: …………………………………… Old-school computing has the term ”molly guard”: it’s the little plastic safety cover you have to move out of the way before you press some button of significance. Anecdotally, this was named after Molly, an engineer’s daughter who was invited to a datacenter and promptly pressed a big red button, […]
How the world’s first electric grid was built
In 1883, Sir Coutts Lindsay, owner of the Grosvenor Art Gallery in Bond Street, decided that he wanted to illuminate his paintings without the smoke produced by gas lanterns. He installed a small generator, first in the yard and then in the basement of the gallery. This was a cutting-edge status symbol at the time. […]
Chuck Norris Has Died
Chuck Norris, the martial arts champion who became an iconic action star and led the hit series “Walker, Texas Ranger,” has died. He was 86. Norris was hospitalized in Hawaii on Thursday, and his family posted a statement Friday saying that he died that morning. “While we would like to keep the circumstances private, please know that […]
The hottest new phone is Tin Can, a ’landline’ for kids
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I’m OK being left behind, thanks
Many years ago, someone tried to get me into cryptocurrencies. ”They’re the future of money!” they said. I replied saying that I’d rather wait until they were more useful, less volatile, easier to use, and utterly reliable. ”You don’t want to get left behind, do you?” They countered. That struck me as a bizarre sentiment. […]
HP realizes that mandatory 15-minute support call wait times isn’t good support
In an odd approach to trying to improve customer tech support, HP allegedly implemented mandatory, 15-minute wait times for people calling the vendor for help with their computers and printers in certain geographies. Callers from the United Kingdom, France, Germany, Ireland, and Italy were met with the forced holding periods, The Register reported on Thursday. […]