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AnimalsHe Clones, She Clones: Dad, mom ants as different species
In the little fire ant, males and queens clone themselves, the closest science has gotten to declaring males and females as separate species.
By Susan Milius -
Mother Knows Worst: Abusive parenting spans generations in monkeys
Many female rhesus monkeys who were abused as infants by their mothers do the same to their own infants, raising the prospect of using these animals as a model for human child abuse.
By Bruce Bower -
Planetary SciencePebbles from Heaven: Tracking planets in the making
Recording radio waves from the region around a young star, astronomers have for the first time documented the making pebbles, a key step in the rocky road to planethood.