The latest explainer video from Kurzgesagt – In a Nutshell examines what it would take to actually build a crazy cool idea conceived by Princeton physicist Freeman Dyson - a photovoltaic shell (or, less ambitiously, a satellite swarm of mirrors that focus the star's energy to a collector) that envelops a star in order to capture its energy.
In 1996, Intel released USB (Universal Serial Bus) 1.0 and we have been annoyed ever since. National Public Radio spoke with engineer Ajay Bhatt who led the team that unleashed the perpetually frustrating non-reversible plug on the world. From NPR: “The biggest annoyance is reversibility,” Bhatt told NPR. Nonetheless, he stands by his design. Turns […]
As part of research on how to make better prosthetic legs, Vanderbilt University engineers put people on a treadmill and made them stumble. Over and over. By better understanding peoples’ stumble reflex, they hope to improve the computer-controlled stumble response in prosthetics. But to learn how people catch themselves, they had to trip them first. […]
The 1990s nanotechnology dream of tiny robots swimming through our blood stream to treat disease is moving (verrrry) slowly but surely toward reality. In a new milestone, researchers used an external magnetic field to steer microbots through a live mouse’s body carrying therapeutic stem cells. From IEEE Spectrum: ..Delivering stem cells typically requires an injection […]
When it comes to large computer systems, not one of them is fully secure. Even with constant updates to the platforms that keep vital networks humming, there’s always a back door. And companies are willing to pay handsomely to effective bouncers that can keep an eye on them. Call them ethical hackers or white hat […]
So you’ve visited the Kennedy Space Center every year. You’ve watched “The Right Stuff” for the 95th time. There must be something to do while you’re waiting to join Space Force for the next manned mission to Mars or the moon. Here’s a combo that should raise a salute from any fan of space or […]
Looking for a new tablet? If you haven’t upgraded in a while, it might be time to check out the latest iPad Pro for two very good reasons. First, the 2018 model is a real workhorse. The 12X Bionic chip processor means it can handle any task you set out for it, and still have […]