Recent research finds that the hormone mimic may be more prevalent and more harmful than previously thought, highlighting why BPa is a growing worry for policy makers. (p. 5)

a type of plastic that shouldn't contain a hormone-mimicking ingredient may have it anyway, Canadian government scientist find.

In January, toxicologist Linda S. Birnbaum became director of the National Institute of Environmental Health Sciences, home to the National Toxicology Program, in Research Triangle Park, N.C. Birnbaum recently spoke with Science News writer Rachel Ehrenberg. What areas would you like to see the institute zoom in on? One of the things I’ve been really working on is to increase our interaction with various federal partners as well as trying to involve the larger community in our actions and our activities. Scientists need to do a better job of helping the general public understand what we... (p. 32)

Some cash register receipts offer the potential for relatively large exposures to an estrogen mimic.