Several hippos and at least four lions in the Masai Mara National Reserve have died after accidentally ingesting a powerful insecticide, conservationists say.
Remains exhumed last year belong to two children of Tsar Nicholas II, may put to rest questions about what happened to Russia's last royal family, an official said.
Later this year, cockfighting will be banned in Louisiana, making it illegal in all 50 U.S. states. But in the U.S. territory of Puerto Rico, it is a legal, thriving industry with more than a hundred licensed arenas.
About 150,000 years ago, humankind split into small groups—living apart for a hundred thousand years before "reuniting" and migrating out of Africa, a new gene study says.
A new study finds that densely packed Asian cities are the incubators for new strains of deadly flu viruses that travel with humans to other countries.
Using a next-generation technique, researchers decoded the whole genome for James D. Watson within two months and for about a million dollars—a price that could soon fall sharply.
China has launched a major initiative to save its unique flora, which is dwindling due to growing air pollution and overharvesting for traditional medicine.
A community of Costa Ricans with the world's lowest middle-age mortality rate and other longevity hot spots emphasize the importance of diet, family, and faith.
