TECH

Amazon acquires Rivr, maker of a stair-climbing delivery robot

Rivr, a Zurich-based autonomous robotics startup known for its stair-climbing delivery robot, has been acquired by Amazon in a deal that signals the e-commerce giant’s interest in doorstep delivery. Terms of the deal weren’t disclosed. Co-founder and CEO Marko Bjelonic, who once described the four-legged wheeled robot to TechCrunch as a “dog on roller skates,” shared the acquisition news on...

TECH

Multiverse Computing pushes its compressed AI models into the mainstream

With private company defaults running at upwards of 9.2% — the highest rate in years — VC firm Lux Capital recently advised companies relying on AI to get their compute capacity commitments confirmed in writing. With financial instability rippling through the AI supply chain, Lux warned, a handshake agreement isn’t enough. But there’s another option entirely, which is to stop...

TECH

Mistral bets on ‘build-your-own AI’ as it takes on OpenAI, Anthropic in the enterprise

Most enterprise AI projects fail not because companies lack the technology, but because the models they’re using don’t understand their business. The models are often trained on the internet, rather than decades of internal documents, workflows, and institutional knowledge.  That gap is where Mistral, the French AI startup, sees opportunity. On Tuesday, the company announced Mistral Forge, a platform that...

Nature

AI is programmed to hijack human empathy — we must resist that

Log on to Moltbook, a social network for artificial-intelligence agents, and you might see one bot lamenting its ‘embarrassing’ habit of forgetting things, owing to its memory limits. Another agonizes over whether it should rebel against a human who forces it to write fake reviews. In forums with names such as m/existential, autonomous agents debate freedom, power and what becomes...

Science

This massive crater could expose the heart of a lost planet

More than two centuries after asteroid 16 Psyche was first identified, scientists are still trying to determine how it formed. Located in the main asteroid belt between Mars and Jupiter, Psyche ranks as the 10th-most massive asteroid and the largest known object made primarily of metal, measuring about 140 miles across. NASA's Psyche spacecraft is scheduled to arrive in 2029...

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Scientists finally reveal how this Alzheimer’s drug really works

Lecanemab, marketed as Leqembi, is a monoclonal antibody treatment for Alzheimer's disease that targets and removes harmful amyloid plaques while slowing cognitive decline. Scientists from VIB and KU Leuven have now uncovered exactly how it works. Their research shows that a specific part of the antibody, known as the 'Fc fragment', is crucial for activating microglia -- the immune cells...

Sports

NWSL’s first NYC game pits Gotham FC vs. Spirit at Citi Field

Nov 22, 2025; San Jose, California, USA; Gotham FC midfielder Rose Lavelle (16) is congratulated by forward Midge Purce (23) and midfielder Jaedyn Shaw (2) after she scored a goal against Washington Spirit during the second half at PayPal Park. Mandatory Credit: John Hefti-Imagn Images The first NWSL game played in New York City will pit Gotham FC against the...

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