
Motor Vehicles, 1914 [Slide Show]
A look at the machines that moved us a century ago

Motor Vehicles, 1914 [Slide Show]
A look at the machines that moved us a century ago

British Bus Turning Feces Into Fuel
Humans produce around 360 pounds of poo over the course of a year - and the United Kingdom's "Bio Bus" is taking this poo on the road. This 40-seater, single-decker bus now runs the 20-mile stretch between Bath and Bristol Airport in southwest England.


Alien Yet Familiar: Following Curiosity Across Mars
822 Martian days after landing, NASA’s Curiosity rover, carrying the Mars Science Laboratory, continues on its extraordinary journey across landscapes that are both utterly alien, and remarkably familiar.

Does Uber Make Cities More Energy Efficient?
It seems you can't read an article about new mobility or the sharing economy without stumbling across Uber; the mobility service that sprung up in 2009 to only five years later become valued at more than Avis, Hertz, or Sony.

A New Pathway to Reach Totally Carbon-Free Hydrogen Fuel
Fuel cell vehicles produce zero tailpipe emissions, but the entire hydrogen production stream needs to be low-carbon

Solar Roadways Take Baby Steps
Dutch cyclists can now pedal a path paved with solar panels. Larry Greenemeier reports

Hydrogen May Prove Fuel of the Future
Will the most common molecule in the universe make for pollution-free cars?

How Do We Make Batteries More Powerful, Cheaper and Safer?
Future technologies demand batteries that do more work but run cool, so a major new push has begun to remake them. Patent pioneer Esther Takeuchi explains how

7 Solutions to Climate Change Happening Now
Even as the world continues to spew more carbon pollution, change has begun—and is accelerating

Crash Analysis: How SpaceShipTwo's Feathered Tails Work
The cause of the deadly crash of Virgin Galactic's SpaceShipTwo on Friday remains unknown, but the commercial spaceplane's feathered reentry system looks to have been involved.

Watch the Record-Setting Flight of "Atlas," the Human-Powered Helicopter
"Atlas" soars to win flight competition, propelled by four giant rotors and an athletic designer pedaling a bicycle

Giant Human-Powered Helicopter Flies as Young Engineers Meet “Impossible” Challenge
A human-powered helicopter could not fly, experts concluded. Then two young engineers proved them wrong and won a quarter of a million dollars in the process