A recall announced yesterday for a common children's vaccine alarmed parents, but officials said there is no need to worry. Drugmaker Merck & Co. recalled doses of a vaccine against Hib, which causes meningitis and pneumonia, and a combination vaccine for Hib and hepatitis B. The doses were recalled after the drug company discovered sterility problems at a Pennsylvania production plant. Merck supplies about half the nation's annual supply of the Hib vaccine. more >>

After years of saying U.S. involvement in a mandatory global greenhouse reduction plan is contingent upon participation by China and other developing nations, the Bush administration is now rejecting such proposals, according to environmental leaders observing Bali's climate change conference. more >>

Nations answer the bell for the next global-warming slugfest more >>