Discussions
How Apple Avoids Taxes Through R&D Spending
In Washington, CEO Tim Cook defended Apple’s R&D cost sharing arrangements.
Fuel from Waste
A portable system converts biowaste into jet fuel and diesel for the military.
Printing without Ink
Startup ZINK Imaging is giving inkless printing a new look.
Liquefied Air Could Power Cars and Store Energy from Sun and Wind
A 19th-century idea might lead to cleaner cars, larger-scale renewable energy.
BMW’s Solution to Limited Electric-Vehicle Range: a Gas-Powered Loaner
BMW’s approach to quelling range anxiety differs markedly from the tactics of other automakers.
Has Big Data Made Anonymity Impossible?
As the amount of data expands exponentially, nearly all of it carries someone’s digital fingerprints.
Building Solar in Spain Instead of Germany Could Save Billions
Building solar and wind projects in the wrong place is wasting billions of dollars in Europe.
New Kind of LED Could Mean Better Google-Glass-Like Displays
Micro-display LED tech could light up the next generation of face-wearable gadgets.
How The Great Firewall of China Shapes Chinese Surfing Habits
Can cultural factors be more important than censorship in shaping Chinese surfing habits? Two researchers argue that a new study of the way global websites cluster together supports this idea
It’s Time to Talk about the Burgeoning Robot Middle Class
How will a mass influx of robots affect human employment?