Sending entangled photons to opposite sides of the planet will require a small fleet of orbiting satellites, say physicists.
A startup that might have a record-breaking solar cell is in danger of going out of business.
Carbon emissions have been trending downward, but not quickly enough to offset fluctuations in weather patterns.
A new report from the E.U. estimates the true economic cost of different forms of energy production.
Lockheed Martin says it will have a small fusion reactor prototype in five years but offers no data.
With many areas around river mouths facing starker threats of severe flooding, researchers hope people around the world can benefit from sophisticated models and data.
The furor over a Facebook experiment suggests that few people realize how often Web companies test out new product features on them.
Letting go of an obsession with net neutrality could free technologists to make online services even better.
A few carbon capture and sequestration projects are under way, but economics and politics are holding the technology back.
The waste heat in cement production can drive technologies that can grab at least 30 percent of a plant’s carbon dioxide emissions.