January 2004

• Cancer radiation risk estimated

  Medical X-rays cause thousands of cases of cancer every year.

  30 January 2004

• Drug may give cells a fresh start

  A chemical could switch adult cells from one type to another.

  30 January 2004

• Caution over prion therapy

  Study reveals antibodies can kill brain cells.

  30 January 2004

• Plants to uncover landmines

  Genetically engineered plants turn red when growing over a mine.

  29 January 2004

• Cannabis downgraded

  UK reclassification prompts dope debate.

  29 January 2004

• Fermions chill out

  New form of quantum matter unveiled.

  29 January 2004

• Do women clasp infants to their left to boost bonding?

  Cuddling linked to how the brain processes emotion.

  28 January 2004

• Butterflies boast ultrablack wings

  Insects use optical trick to get the blackest black out of dark pigments.

  28 January 2004

• Electronic paper goes organic

  Carbon-based electronics could put e-paper on the presses.

  28 January 2004

• Push for next generation of contraceptives

  Report calls for better ways to develop new prophylactics.

  28 January 2004