Scientists discovered that swollen-thorn acacias invested more in ant rewards during a drought, suggesting that mutualistic interactions play a crucial role in the plant’s survival, even during ...

Reakirt's blue butterflies were moving among the flower heads of white clover in my lawn. I presumed that they were nectaring, but I watched closely and discovered that they were ovipositing. They ...

Removal of an offender’s hand, tongue or ear: punishments described in Babylon’s Hammurabi Code, depended on the nature of the crime. Published in 1771 B.C., the code set the first formal standards ...