Going far

Hot rocks

Geothermal energy is gradually becoming a potential source of electricity

Windward, ho

Making waves

Change in the wind

Wind energy could soon become as cheap as other forms of energy

China makes a beginning

Recycling cell

Green electricity

The three musketeers

Biggest windfarm

Water vigil

A third language area identified in the cortex

Formation of stars linked to evolution of life on earth

Clean-up act

New void in the cosmos

Soil bacterium for protection against earthquakes

Birds also plan ahead

Geologists uncover underground ocean

Yeast shows the way between nature and nurture

Bytes

Cheaper natural gas from oilfields

Bytes

Soaking in the sun

The US is trying to revive solar thermal power technology

Watch: What 30 years of Hubble has meant for humanity

The telescope has been the eyes of astrinomers above the Earth's atmosphere

Bright idea

Catalysis breakthrough makes chemical production green

Sooty clues