
How Long Will the Gulf of Mexico Oil Spill Last?
It's not just a matter of stopping the spill, it's also a matter of where the oil ends up
David Biello is a contributing editor at Scientific American.

How Long Will the Gulf of Mexico Oil Spill Last?
It's not just a matter of stopping the spill, it's also a matter of where the oil ends up

Behind the Light Switch: What Will a Smart Grid Look Like? [Slide Show]
A nut-and-bolts, transformer-and-cable view of the power grid as it gets smarter

A Spin on Efficiency: Generating Tomorrow's Electricity from Better Turbines
Improving turbines, which lie at the core of a modern power grid, is all about standing up to the heat

The Start-Up Pains of a Smarter Electricity Grid
The smart grid will save energy and money, but implementation may prove costly

IPCC Errors Prompt a Review on Climate Science Data

Sex-Changing Weed Killer
Widely used herbicide atrazine disrupts frogs' sexual development

Oil spill worsens, offshore drilling plans in dire straits?

Federal government approves Cape Cod offshore wind farm

Building a Better Biofuel: A New Carbon-Neutral Approach Turns Carbohydrates into Hydrocarbons
Turning plant sugars into gasoline with heat, pressure and catalysts

Is Reprocessing the Answer to Eliminating Fissile Materials from Bombs and Nuclear Waste?
Burning plutonium and other fissile materials in nuclear reactors may be a good way to get rid of the dangerous materials

What Causes the North Atlantic Plankton Bloom?
Understanding what causes annual plankton blooms in the North Atlantic could be key to understanding how these microscopic plants will respond to climate change

Slash and Sprawl: U.S. Eastern Forests Resume Decline
Since the 1970s woodlands that had been rebounding started to shrink again

Avoiding Sun Burn: Rooftop Solar Panel Safety Tests
New facilities use everything from guns to temperature extremes to test the safety of photovoltaics and other clean energy technologies

How to Preserve the Breadth of Life on the Planet
New tools attempt to capture the sixth extinction currently underway, while also highlighting ways to stop it

No new nukes: Obama's nuclear posture points to caution

What Is Geoengineering and Why Is It Considered a Climate Change Solution?
Some scientists are calling for more study of technological interventions to forestall catastrophic global warming. Why?

String of offshore turbines along East Coast could provide steady supply of wind power

Explosive Silicon Gas Casts Shadow on Solar Power Industry
Silane gas has killed and injured workers at cell-making plants. Can the photovoltaic industry live without it?

U.S. Bid to Combat Climate Change Starts with Cars and Trucks
The first national regulations to cut greenhouse gas emissions aim to reduce fuel consumption in vehicles

Biofuel from Bacteria
E. coli turned into cellulose-chomping biodiesel refineries

Higher Watermarks
Ice-age sea-level rise brings up questions about glacier melting

BPA a "chemical of concern"--EPA makes it official

What the Frack? Natural Gas from Subterranean Shale Promises U.S. Energy Independence--With Environmental Costs [Slide Show]
Natural gas cracked out of shale deposits may mean the U.S. has a stable supply for a century--but at what cost to the environment and human health?

Is there any way to stop a subway bombing?