
Has the U.S. Reached "Peak Car"?
Traffic is easing as more Americans are deciding to drive less, sell their cars or not buy one at all

Has the U.S. Reached "Peak Car"?
Traffic is easing as more Americans are deciding to drive less, sell their cars or not buy one at all

Signaling Science: What Household Solutions Repel Ants?
An antsy, ant-filled activity from Science Buddies


Researcher Argues That Plants Can See
Daniel Chamovitz, director of the Manna Center for Plant Biosciences at Tel Aviv University and author of the new book What a Plant Knows, says we discount plants' ability to appreciate light. Steve Mirsky reports

Warming Oceans Will Follow Laws of Physics
Warmer waters mean higher sea levels, but how high? David Biello reports

For Sustainability, Go Beyond Gross Domestic Product
The widely used economic measure grossly distorts the environmental and social costs of some growth, David Biello reports

Earth Summit: A Report Card to Preview the Rio+20 Mega-Conference
The world has failed to deliver on many of the promises it made 20 years ago at an Earth summit in Brazil

Walking the Line: How to Identify Safe Limits for Human Impacts on the Planet
Should planetary limits on the alteration of critical environmental systems be used as guidelines for human activity?

A New Leaf: New Catalyst Boosts Artificial Photosynthesis as a Solar Alternative to Fossil Fuel
Scientists have found a single catalyst for artificial photosynthesis that could create storable solar energy in a liquid or gaseous form for use in transportation or electric power generation. But can the fuel be made efficiently?

E-Motive Response: Electric Car Owners Dish on Their Real-World EV Experiences
With modern plug-in cars such as the Nissan LEAF and Chevy Volt on the road for more than a year now, their owners have a lot to say

A Tale of 2 Transit Systems: Battery-Powered Buses Enter the Mainstream
Using stimulus funds, two transit systems, in California and Washington State, pioneer a cleaner, greener and less expensive method of transportation

Are We Pushing the Planet to the Brink of Irreversible Environmental Change?
The human transformation of the planet is now bigger than the end of the last ice age. What does that mean for the planet? David Biello asks

What Pesticides Are on Your Food?
Online resources and apps can raise your agricultural awareness