Researcher poses a new idea to cut back on air pollution: spray water into the atmosphere from sprinklers atop tall buildings and towers.
Survey reveals that the general public see more need for superfast broadband than increased airport capacity.
The Carbon Trust offers some seasonal advice to those who want to achieve a sustainable, low carbon Christmas.
A mathematics expert devises a festive formula to solve the struggle of finding the perfect Christmas tree.
US researchers have developed a $1,500 3D printing system that lays down thin layers of steel to form complex geometric objects.