'Desert': drying Euphrates threatens disaster in Syria

Syria's longest river used to flow by his olive grove, but today Khaled al-Khamees says it has receded into the distance, parching his trees and leaving his family with hardly a drop to drink.

Turning the tide to energy

NASA researchers who developed a new way to power robotic underwater vehicles believe a spin-off technology could help convert ocean energy into electrical energy on a much larger scale. The researchers hope that clean, renewable ...

Hydrokinetic proposal for Mississippi river

(PhysOrg.com) -- Everyone is looking for alternative forms of energy, and one company proposes to generate electricity from the flow of the river Mississippi in the US, without using dams to control the water flow.

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