A startup’s new process could make fuel from algae as cheap as petroleum.
China generates only about 2 percent of its total electricity using nuclear power, but it is adding new reactors much faster than any other country.
Researchers are trying to program self-driving cars to make split-second decisions that raise real ethical questions.
Researchers built a mobile health app that tracks your activity and eating habits so it can nudge you with goals that fit your routine.
To get its drone delivery service off the ground, Amazon must convince regulators to adopt its ideas for drone traffic control.
Record low auction prices indicate an unsustainable solar rush is accelerating.
In a country of rigid teaching styles and scarce university slots, students and professors are exploring what online learning can be.
Network scientists have discovered how social networks can create the illusion that something is common when it is actually rare.
Rex Computing’s 19-year-old founder has a plan to dramatically cut the energy used by powerful computers.