A treatment based on embryonic stem cells clears a key safety hurdle and might help restore vision.
A few carbon capture and sequestration projects are under way, but economics and politics are holding the technology back.
Startup Alphabet Energy has its first product: what it says is the world’s largest thermoelectric generator.
The FDA ordered 23andMe to stop selling its health tests. But for the intrepid, genome knowledge is still available.
The waste heat in cement production can drive technologies that can grab at least 30 percent of a plant’s carbon dioxide emissions.
A Columbia scientist and his startup think they have a plan to save the world. Now they have to convince the rest of us.
A coal plant in Saskatchewan will capture most of its carbon pollution—and use it to extract oil from the ground.
The U.S. announces $46 million to develop new technologies for exploring the brain.
If computers think for themselves, should they have human rights?
Engineered yogurt bacteria could make detecting colorectal cancer and other diseases as simple as a pregnancy test.