Dan Charles

The American Association for the Advancement of Science: Secrecy under the ice frustrates global warming studies

The American Association for the Advancement of Science: Genome scientists map out details of five-year plan

The American Association for the Advancement of Science: Burning questions answered about red hot peppers

The American Association for the Advancement of Science: Prehistoric people 'ruined their own environment'

The American Association for the Advancement of Science: Supernova pulsar was just a flash in the pan

Nuclear safety - some like it hot: Nuclear power is not everyone's favourite source of electricity. The nuclear industry is trying to convince dissenters that high-temperature, gas-cooled reactors could operate more safely and reliably than existing reac

An ear to the sea

Arms and the ban: Political leaders say they want to limit the proliferation of nuclear weapons. The problem is to develop technology that will verify arms control treaties without upsetting the military chiefs

Technology

Technology: Pentagon joins the race to build a brain

Will these lands ne'er be clean?: For 40 years, the American bomb makers have been pouring nuclear waste into the ground beneath their factories - It will take at least 100 billion dollars to clear up the mess

Technology

Technology: Defence cuts ground inter-city aircraft

American officials size up European standards