Striking Amazonian butterfly is result of ancient hybrid event

Astronomers Observe Result of Violent Stellar Merger

A recent modeling study suggests that society's deepening polarization isn’t just a result of the modern information landscape. Rather, it arises from deep-rooted biases in the human psyche—in particular, the urge to seek evidence supporting what we already suspect to be true.

Archaeologists Discover 2,500-Year-Old System of Urban Centers in Amazonian Ecuador