FACTFLOW
Tuesday, 21 April 2026
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Global Edition
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Updated 09:25 CST
Tech
UpScrolled’s social network is struggling to moderate hate speech after fast growth
Upscrolled, a social network that surged in the wake of the U.S. TikTok deal, has seen an uptick in harmful content, including user names and hashtags that contain racial slurs.
Tech
Senior engineers, including co-founders, exit xAI amid controversy
At least nine engineers, including two cofounders, have announced their exits from xAI in the past week, fueling online speculation and raising questions about stability at Musk’s AI company amid mounting controversy.
Tech
Twilio co-founder’s fusion power startup raises $450M from Bessemer and Alphabet’s GV
Inertia Enterprises will use the Series A investment to build one of the world's most powerful lasers, a key part of its power plant design.
Tech
TikTok launches an opt-in Local Feed in the US leveraging users’ precise location
TikTok's new Local Feed will show you nearby shopping, dining, events, news, and more.
Tech
OpenAI policy exec who opposed chatbot’s ‘adult mode’ reportedly fired on discrimination claim
The executive has denied the allegation that she engaged in discrimination.
Tech
The Feds closed air space around El Paso on Wednesday to address "cartel" drones
Violators were told they would be shot down.
Tech
Should your developer company go open source?
Article URL: https://extremefoundership.substack.com/p/should-your-developer-company-go Comments URL: https://news.ycombinator.com/item?id=46978015 Points: 5 # Comments: 1
Tech
Scientists research man missing 90% of his brain who leads a normal life (2016)
Article URL: https://www.cbc.ca/radio/asithappens/as-it-happens-thursday-edition-1.3679117/scientists-research-man-missing-90-of-his-brain-who-leads-a-normal-life-1.3679125 Comments URL: https://news.ycombinator.com/item?id=46977493 Points: 15 # Comm
Tech
GLM-5: From Vibe Coding to Agentic Engineering
Article URL: https://z.ai/blog/glm-5 Comments URL: https://news.ycombinator.com/item?id=46977210 Points: 140 # Comments: 68
Tech
Toyota Fluorite: "console-grade" Flutter game engine
Article URL: https://fluorite.game/ Comments URL: https://news.ycombinator.com/item?id=46976911 Points: 75 # Comments: 32
Tech
Railway (PaaS) global outage
Article URL: https://status.railway.com Comments URL: https://news.ycombinator.com/item?id=46976466 Points: 64 # Comments: 53
Tech
Why Vampires Live Forever
Article URL: https://machielreyneke.com/blog/vampires-longevity/ Comments URL: https://news.ycombinator.com/item?id=46976443 Points: 140 # Comments: 48
Tech
Ask HN: Why are electronics still so unrecyclable?
I was wondering why electronics and computer parts are so unrecyclable (is there a better word for that?). From what I searched, only a small percentage of electronics are recycled and those that do, are through chemical processes. Electronics today
Tech
Former Founders Fund VC Sam Blond launches AI sales startup to upend Salesforce
The startup, Monaco, has come out of stealth as an AI-native all-in-one CRM plus more system backed by names like the Collison brothers and Garry Tan.
Tech
Upside Robotics is reducing fertilizer use and waste in corn crops
Upside Robotics builds autonomous solar-powered robots that can help farmers reduce their fertilizer use by 70%.