Review: Scientific American – December 2007

2-5
Sci Am 07-12Scientific American | December 2007

Articles of note:

  • T cell Turnoff: Studies showing the efficacy of immune suppressants in fighting HIV.
  • Aliens Among Us: A feature article on the possibility that life evolved on Earth multiple times – which means microbe may still exist that are not our genetic cousins.
  • Carbon Markets: I just don’t buy that these could ever work.