The company hopes to be able to supply users with a new, low-cost and robust sort of solar cell, printed onto plastic strips, within two years.

ECONOMIST: Monitor

But of the five basic ways to design fuel cells, only two work at room (let alone North Atlantic) temperatures and only one, the alkaline fuel cell, is robust enough to do the job.

ECONOMIST: Clean living in Iceland

Her research will produce a unique, robust platform that allows for the first time high sensitivity detection of biomarkers without cell manipulation, with high temporal resolution, and for long continuous periods of time.

UNESCO: 2010 UK and Ireland Winners

Egli and other stem cell scientists are eager to replicate the process, to test how reliable and robust it is, and hurdles still remain before the technique is standardized.

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Rarely when questioned would a business person describe Africa as the continent that yields a minimum of 8% Returns on Investment, has 85% cell phone penetration in some countries, develops innovative banking solutions such as MPESA in Kenya, boasts robust stock exchanges in Johannesburg, Lagos and Nairobi or that the origins of PayPal are in South Africa.

WHITEHOUSE: Champions of Change Blog