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A chatbot helped more people access mental-health services

The chatbot’s creators, from the AI company Limbic, set out to investigate whether AI could lower the barrier to care by helping patients access help more quickly and efficiently. A new study,... Read more »

The Download: solar geoengineering’s rocky road, and Apple’s driverless ambitions

—David W. Keith, founding faculty director of the Climate Systems Engineering initiative at the University of Chicago, and Wake Smith, a lecturer at the Yale School of Environment and a research fellow... Read more »

Solar geoengineering could start soon if it starts small

Subscale deployment How might subscale deployment be accomplished? Most stratospheric scientific studies of aerosol injection assume the operative material is sulfur dioxide (SO2) gas, which is 50% sulfur by mass. Another plausible... Read more »

The Download: how babies can teach AI, and new mRNA vaccines

Human babies are far better at learning than even the very best large language models. To be able to write in passable English, ChatGPT had to be trained on massive data sets... Read more »

The next generation of mRNA vaccines is on its way

What makes it a different beast? Conventional mRNA vaccines consist of messenger RNA that carries the genetic code for covid’s spike protein. Once that mRNA enters the body, it gets translated into... Read more »

This baby with a head camera helped teach an AI how kids learn language

For this experiment, the researchers relied on 61 hours of video from a helmet camera worn by a child who lives near Adelaide, Australia. That child, Sam, wore the camera off and... Read more »

The Download: recycling’s role, and tidying robots

1 Mark Zuckerberg apologized to families harmed by social mediaUnder some duress, during a Senate grilling. (WP $)+ X boss Linda Yaccarino acknowledges that the platform needs more moderators. (Wired $)+ TikTok’s... Read more »

Why recycling alone can’t power climate tech

For my most recent story, I was researching the materials used for the magnets that power EVs and wind turbines. (Read the result here!) And once again, I was struck by a... Read more »

This robot can tidy a room without any help

To develop the system, researchers from New York University and Meta tested Stretch, a commercially available robot made by Hello Robot that consists of a wheeled unit, a tall pole, and a... Read more »

The Download: shipping China’s EVs, and new greener magnets

Earlier this month, a massive ship picked up over 5,000 electric cars from two ports in northern and southern China. Five days later, it passed through Singapore, and it is now headed... Read more »