NASA’s DART spacecraft changed a binary asteroid’s orbit around the sun, in a first for a human-made object

When NASA crashed a spacecraft into the asteroid moonlet Dimorphos in 2022, it altered both Dimorphos’ orbit around its parent asteroid, Didymos, and the two objects’ orbit around the sun, according to new research. NASA’s Jet Propulsion Laboratory (JPL) said in a press release that this “marks the first time a human-made object has measurably…

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Google PM open-sources Always On Memory Agent, ditching vector databases for LLM-driven persistent memory

Google senior AI product manager Shubham Saboo has turned one of the thorniest problems in agent design into an open-source engineering exercise: persistent memory. This week, he published an open-source “Always On Memory Agent” on the official Google Cloud Platform Github page under a permissive MIT License, allowing for commercial usage. It was built with…

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The madness before March Madness: Cinderella teams are born in this week’s conference tournaments

Two weeks before Selection Sunday, March Madness actually begins with the men’s and women’s conference tournaments. There are 365 teams in Division I men’s college basketball; 363 in women’s college basketball. Only 68 qualify for the NCAA Tournament on each side, and many of those 68 teams in each bracket have already conquered the madness…

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Karpathy’s March of Nines shows why 90% AI reliability isn’t even close to enough

“When you get a demo and something works 90% of the time, that’s just the first nine.” — Andrej Karpathy The “March of Nines” frames a common production reality: You can reach the first 90% reliability with a strong demo, and each additional nine often requires comparable engineering effort. For enterprise teams, the distance between…

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