Google’s browser-based operating system is still shaky when offline, but Samsung’s Chromebook, priced at just $249, is a decent cheap laptop.
Conventional batteries take so long to charge that they cannot efficiently store braking energy. Graphene supercapacitors store almost as much but charge in just 16 seconds.
The Keystone XL pipeline is a distraction from what’s really needed to solve climate change.
“Tunable” windows would let people adjust light and heat levels, but so far it’s been hard to make them affordable.
Lockheed Martin says it will have a small fusion reactor prototype in five years but offers no data.
Integrating solar cells into building materials could make solar power more attractive to homeowners.
The decision in favor of municipal broadband networks does more than “open Internet” rules ever could to increase competition in a broken market.
CEO Ben Silbermann says Pinterest is built on the idea that crowds of people are best at finding content that consumers care about.
Why the online encyclopedia’s epistemology should worry those who care about traditional notions of accuracy.
The FDA ordered 23andMe to stop selling its health tests. But for the intrepid, genome knowledge is still available.