This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. NASA is building the first nuclear reactor-powered interplanetary spacecraft. How will it work? Just before Artemis II began its historic slingshot around the moon, NASA revealed an even grander space travel…
This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. This scientist rewarmed and studied pieces of his friend’s cryopreserved brain L. Stephen Coles’s brain sits in a vat at a storage facility in Arizona. It has been held there at a temperature…
The young California startup is already building RVs, FedEx vans, and box trucks. Now its hybrid powertrain will underpin ambulances and mobile healthcare units.
Arinna builds solar cells specifically for spacecraft and has developed an ultrathin new material that it expects to be far more flexible and more efficient than current technology.
Imagine telling a digital agent, “Use my points and book a family trip to Italy. Keep it within budget, pick hotels we’ve liked before, and handle the details.” Instead of returning a list of links, the agent assembles an itinerary and executes the purchase. That shift, from assistance to execution, is what makes agentic AI…