Sustainability

This deep-sea squid jettisons arms as a defensive tactic

Ocean acidification disrupting food chains

Antarctica used to be a tropical oasis

GE wants a more efficient motor

Oceans, forests absorb 50% of our carbon footprint

Mars Curiosity Rover will face its moment of truth

Video: Green QBEAK is a long-range EV

Video: Electric airplane loses power, glides home

Ford C-Max Energi plug-in hybrid ready to roll


Skin cancer risk as storms damage ozone layer