This article originally appeared on Haaretz, and was reprinted here with permission. Sign up here to get Haaretz’s free Daily Brief newsletter delivered to your inbox. Over 12,000 years ago, ...

In many parts of Africa, humans cooperate with a species of wax-eating bird called the greater honeyguide, Indicator indicator, which leads them to wild bees' nests with a chattering call. Credit: ...

Archaeologists have discovered numerous ceramic or clay whistles at Aztec sites, dubbed “death whistles” because of their distinctive skull shapes. A new paper published in the journal Communications ...