If you want a good answer, ask a decent question. That’s the startling conclusion to a study of online Q&As.
A new military LIDAR chip shows promise for faster and more precise aerial mapping—doing in minutes what used to take days.
Some neighborhood grids just aren’t built for huge spikes in power demand. The rise of the electric car has utilities scrambling to adjust.
A new study says methane leaks make natural gas trucks worse than diesel powered ones.
Microsoft researcher Danah Boyd tries to puncture some myths about teenagers and the Internet.
The new science of cities shows that suicide may be a more complex social phenomenon than previously thought, say computational anthropologists.
Google’s one-gigabit service made a big statement, but what’s still far from clear is who actually uses it, and for what.
Startup Quanttus is developing a device that monitors heart rate, respiration, and blood pressure from your wrist.
Academics at CMU will try to extend Yahoo’s services with mobile apps that act like personal assistants.