(Source: IWMI Flickr Photos/flickr)

Unveils the world's biggest solar farm and an industrial plant that converts CO2 emissions into useful chemicals.

(Source: Andrea Della Adriano/flickr)

Harvard team set to pump aerosols in stratosphere to offset climate change.

(Source: Joshua Rappeneker/flickr)

Wireless system can save premature babies from uncomfortable sensors.

(Source: Derek E-Jay/flickr)

Breakthrough could save thousands in need of complex blood transfusion.

(Source: Hillary/flickr)

Innovative system seeks to harness a long overlooked carrier of energy.