Africa's sweeping Rift Valley could have the power to solve Africa's energy
problems. Experts say steam from the earth's crust, known as geothermal
energy, should be used more widely as eco-friendly power.

LAKE NAKURU, KENYA ...   more »

As inauguration approaches, Obama portrait reproduced in the
strangest places.

Smaller than a grain of salt, Obama portraits reveal magic of
nanotechnology.

WASHINGTON, DC, UNITED STATES (JANUARY 17, 2009) (REUTERS)
It's an image that stamped ...   more »