Earth Day 2012: Strategies for a Green Planet

Scientists are suggesting that the present day is part of a new era in the planet's history. David Biello reports

This guide, in observance of Earth Day 2012, helps consumers move well beyond the throw-it-out mentality

Can small, LEGO-like reactors help create better prospects for the nuclear industry?

The third annual ARPA-E summit showcases potentially transformative energy technologies

Material changes enable a new battery to store more electricity--and could boost the driving range of electric vehicles

A genetically modified strain of common gut bacteria may lead to a new technology for making biofuels that does not compete with food crops for arable acreage

A five-step global plan could double food production by 2050 while greatly reducing environmental damage

The science behind moving species under threat from climate change

Solving climate change, the Sixth Great Extinction and population growth... at the same time

Extinction juggernaut races across the globe