This mobile USB charger uses a fuel-cell cartridge. Inside the cartridge is a coiled flexible foil strip, about as thick as a Band-Aid, that contains the exchange membrane and fuel. The cell is activated when the user fills a small built-in tank with water. Unlike other fuel cells, it requires no pumps, increasing efficiency and reducing weight.
Cost: About $200
Availability: Fall 2011
DeepMind’s cofounder: Generative AI is just a phase. What’s next is interactive AI.
“This is a profound moment in the history of technology,” says Mustafa Suleyman.
What to know about this autumn’s covid vaccines
New variants will pose a challenge, but early signs suggest the shots will still boost antibody responses.
Human-plus-AI solutions mitigate security threats
With the right human oversight, emerging technologies like artificial intelligence can help keep business and customer data secure
Next slide, please: A brief history of the corporate presentation
From million-dollar slide shows to Steve Jobs’s introduction of the iPhone, a bit of show business never hurt plain old business.
Get the latest updates from
MIT Technology Review
Discover special offers, top stories, upcoming events, and more.