Airlines have already flown planes fueled with biofuel-petroleum mixes, and more are coming.

What is artificial photosynthesis, how does it work, and why would we need it?

Rare earth elements are used in virtually all electronics, and mining them is a messy business.

Chile turned the Atacama Desert into a giant solar farm, China denounced coal power, and Guinea has been plagued by sleeping sickness.

Britiain's red double-deckers will run on spent coffee grounds. California cannabis farms may now mushroom in size. Fashion is due for an ecological shift.

A new solar process utilizing nanoparticles has to potential to nearly double the energy output per unit area of solar panels.

While it can be an excellent source of clean power, wind power also kills a lot of wildlife, including bats.

The next generation of solar power might be waiting beneath the Pacific waves, in the form of an armchair-sized clam.