Breakthrough of the Year

Science  17 Dec 1999:
Vol. 286, Issue 5448, pp. 2227
DOI: 10.1126/science.286.5448.2227a

This week NetWatch looks at sites that delve into the research advances and policy debates described in this Breakthrough of the Year issue—from updates on stem cell funding to tutorials on cosmic microwaves and sites that cut through the hype over bioengineered foods.

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