In every industry but one, technology makes things better and cheaper. Why is it that innovation increases the cost of health care?
Hybrids are a much more cost-effective way to reduce carbon emissions than newly released hydrogen fuel cell cars.
A startup has a smartphone-assisted gadget that can determine your glasses prescription, with help from a remote optometrist.
A technique that alters T cells has been shown to reduce the amount of virus in infected people.
Uber’s collaboration with the University of Arizona could make laser mapping systems for cars cheaper and more practical.
Why low oil prices will not halt the clean-energy revolution.
The man who took over stewardship of Bitcoin from its mysterious inventor says the currency is in serious trouble.
IBM researchers are developing a system that can predict how bad pollution will be across the city of Beijing 72 hours in advance.
The network of links between actors who have costarred in Bollywood films shows a clear connection to India’s political and economic history, say network scientists.