03/05/2012

Tour on solar-powered boat to beat climate change

Scanning the horizon on his solar-powered catamaran, Swiss electrical engineer Raphael Domjan counts down the hours to the completion of his record-breaking world tour.

Earth history and evolution

In classical mythology, the cypress tree is associated with death, the underworld and eternity. Indeed, the family to which cypresses belong, is an ancient lineage of conifers, and a new study of their evolution affords a ...

Northrop grumman fires up rugged solid-state laser weapon

Northrop Grumman Corporation has test fired the first product in its next-generation FIRESTRIKE family of high-energy, solid-state lasers that meet goals for size and weight reduction and ruggedization for operational applications.

Green groups say Indonesia deforestation ban 'weak'

A coalition of green groups in Indonesia on Thursday criticised a moratorium on deforestation as "weak", saying the year-long ban still excludes large tracts of the country's carbon-rich forests.

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