July 2008

• Nerve cells made from elderly patient's skin cells - Premium content

  Reprogrammed cells may offer insight into neurodegenerative disease.

  31 July 2008

• Catalyst heralded as solar-power breakthrough - Premium content

  Add simple metal salts to a beaker of water, apply a current, and watch the clean, green hydrogen bubble forth.

  31 July 2008

• Drugs turn 'couch potato' mice into long-distance runners - Premium content

  Scientists concerned about use of the drugs in athletics.

  31 July 2008

• Mother Earth gets undressed - Premium content

  A database of geological maps of the world has been made freely available.

  31 July 2008

• AUDIO: Gene surveys identify schizophrenia triggers - Premium content

  Genome deletions raise chances of developing mental illness.

  30 July 2008

• School chemistry off-limits to terrorism suspect - Premium content

  UK judge blocks access to high-school-level courses.

  30 July 2008

• Special Report: Thin films: ready for their close-up? - Premium content

  New types of solar cell that can be mass-produced cheaply, and integrated into building materials, are popular with venture capitalists and market analysts. But scientists are less gung ho, reports Declan Butler.

  30 July 2008

• Q+A: Pier Oddone - Premium content

  The director of Fermi National Accelerator Laboratory in Batavia, Illinois, talks to Eric Hand about the uncertain future of particle colliders in the United States.

  30 July 2008

• HIV: The next shot - Premium content

  Researchers trying to develop an HIV vaccine have endured two decades of setbacks. Erika Check Hayden meets a veteran still engaged in the fight — and a rookie willing to join in anyway.

  30 July 2008

• Complex clock combines calendars - Premium content

  Antikythera Mechanism may have timetabled ancient Olympic Games.

  30 July 2008