Scientists at the Max Planck Institute for Biology have discovered a remarkably streamlined strategy for developmental ...

Termites did not evolve complex societies by adding new genetic features. Instead, scientists found that they became more ...

New research shows that epaulette sharks, often called “walking sharks,” can produce eggs without increasing their overall energy use.

Early in development, many animals pick a team—male or female—based on their genetics, and, with time, acquire the ...

For a few fleeting weeks each winter, the famously elusive cats emerge from solitude, calling across the mountains in search of a mate.

Termites became social powerhouses by stripping away genes tied to competition and independence. This genetic shedding locked in monogamy, boosted cooperation, and paved the way for their ...

Cortisol levels need to be kept in check to ward off chronic inflammation, which is linked to a host of long-term health problems. Here’s how. If there’s a current health villain, it’s cortisol. On ...

A Guide to Reproductive Diversity,” the second work by the author of “The Ecology of Center City, Philadelphia.” Frank, a ...