March 2006

• Barren soil is starving Africans - Premium content

  Experts call for focus on fertilizing exhausted earth.

  31 March 2006

• Study challenges prayers for the sick - Premium content

  Clinical trial of prayer draws fire from critics.

  31 March 2006

• Chemistry: the video game - Premium content

  Will Critical Mass woo students to the field?

  31 March 2006

• Shoebox-sized scanner can spot hidden drugs - Premium content

  'Terahertz' detectors could one day help police to detect contraband.

  31 March 2006

• What's the point of insects? - Premium content

  They're worth a cool $57 billion to the United States each year, that's what.

  31 March 2006

• Caesarean risks hard to pin down - Premium content

  Meeting stirs debate over rocketing rate of C-sections.

  30 March 2006

• Southern India sees drop in HIV - Premium content

  Good news is tempered by continued global rise.

  30 March 2006

• Wires find path of least resistance - Premium content

  Better superconducting strips hold hope for a perfect national grid.

  30 March 2006

• Make your own energy at home, Britons urged - Premium content

  UK government energy strategy pushes 'microgeneration'.

  29 March 2006

• Early warning devised for rare disorders - Premium content

  Simple blood test could screen for enzyme diseases in newborns.

  29 March 2006