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US energy carbon dioxide emission down by 3.8%

Last Updated: Tuesday, October 22, 2013, 09:35

The US dropped its emission of carbon dioxide by 3.8 percent last year, the second biggest drop since 1990, US Department of Energy said in a statement.

US nuclear workers sue agency over accident

Last Updated: Thursday, September 19, 2013, 12:49

Two workers who were exposed to radiation have sued the US Department of Energy, claiming they were wrongly denied documentation about the accident.

Engineered blue-green algae use sunlight to make fuel

Last Updated: Tuesday, January 08, 2013, 13:22

Chemists have engineered blue-green algae to grow chemical precursors for fuels and plastics, which is the first step in replacing fossil fuels as raw materials for the chemical industry.

Indian American scientist quits top energy post

Last Updated: Wednesday, May 16, 2012, 23:06

Arunava Majumdar has resigned after the US Senate did not confirm President Barack Obama`s proposal to elevate him.