A U.S. research team has identified a chemical that could be effective against anthrax.
Physicists from the University of Georgia have developed a new way to create "natural motors" for tiny machines.
Canadian researchers say lemmings may be in danger of falling off the climate change "cliff."
A study from Cornell University in Ithaca, N.Y., says family turmoil and violence causes stress-induced physical problems in adolescents.
Wildlife officials say the number of mountain gorillas in Uganda has increased by six percent since 2002.