Environment
A Republican Secretary of State Urges Action on Climate Change
Former Secretary of State George Shultz, who helped stop ozone depletion, describes the importance of energy security and the environment
Automobiles780 articles archived since 1845
Math
What Is "Supersonic"?
Everyday Einstein: Quick and Dirty Tips for Making Sense of Science
Environment
Now That the Ethanol Enthusiasm Bubble Has Burst, Is There Hope for Other Biofuels?
Ethanol's strain on agricultural resources has soured many advocates' former enthusiasm. Advances in algae-based biofuel technology may restore some of their optimism
Health
Hands-Free Interactive Electronics Still Distract Drivers
New car systems allow sending or receiving electronic messages using hands-free devices, but they are still major distractions to driving. Karen Hopkin reports
Environment
Cheap Fuel Cells, Hold the Platinum
Researchers engineer materials to avoid using expensive platinum in fuel cells
Energy
Will You or the Grid Control Your Electric Car?
Simply controlling where and when electric cars charge could go a long way to easing any spikes in electricity demand
The Sciences
Connecticut Proclaims Gustave Whitehead Flew before the Wright Brothers
Legislature tries to rewrite history and proclaims Bridgeport resident Gustave Whitehead as first in flight
Environment
How Much Have Package Delivery Companies Improved Their Fleets' Fuel Efficiency?
Lots--but there is still room for improvement
Chemistry
Breakthrough Energy-Dense Battery Uses Lithium and Sulfur
The solid battery could also prove cheaper than current lithium-ion technology once developed
Environment
Return of the Hydrogen Car?
An idled program for vehicles driven by fuel cells is gaining new impetus from new programs at the U.S. Department of Energy
Technology
Ships and Submarines, 1913: Images from Scientific American’s Archives [Slide Show]
The state of the art in civilian and military nautical technology, from the year before World War I broke out in Europe
Technology
Ships and Submarines, 1913: Images from Scientific American’s Archives [Slide Show]
The state of the art in civilian and military nautical technology, from the year before World War I broke out in Europe
Environment
How Bad Is the Rebound from Energy Efficiency Efforts?
Consumers do end up using more energy when energy-using technology gets more efficient, but these rebound effects are minimal, experts say
Environment
Will Computers Take Over Your Car?
Smart cars already boast wi-fi, GPS, cameras, radar and other sensors and, in the not too distant future, may drive themselves
Environment
Diesel Program Cuts Pollution but Faces Budget Cuts
More than 50,000 high-polluting diesel engines have been cleaned up or removed from U.S. roads in a federal program
Technology
Consumers Overwhelmingly Want Higher Mileage Cars
Almost 90 percent of U.S. buyers say fuel economy will be a major factor when purchasing their next vehicle
Environment
How to Sell Power from Electric Cars Back to the Grid
A consortium sold power from an EV fleet at the University of Delaware for this first time on April 26—and turned a profit
Policy
Electric Vehicle Market Looks for a Recharge
Fisker Automotive is on life-support despite a government loan, but electric vehicle innovators continue to draw a road map for the industry
Technology
Future of Manufacturing
When we are unable to find what we need in nature, we make it. This in-depth report examines new technologies, materials and methods shaping the future of fabrication
Technology
9 Materials That Will Change the Future of Manufacturing [Slide Show]
Researchers are developing cutting-edge foams, coatings, metals and other substances to make our homes, vehicles and gadgets more energy efficient and environmentally friendly
