Researchers have recently unearthed coprolites, or fossilized feces, from Mexico’s ‘Cave of the Dead Children’ that date back ...

For those bitten by the caving bug, the same company operates two other remarkable caves in the area that make for a perfect weekend cave-hopping adventure. Moaning Cavern in nearby Vallecito features ...

Snorkelers float above underwater caves and limestone formations while fish dart through the crystal-clear water below. Rent ...

Discover Europe’s best-kept secrets—10 under-the-radar destinations set to captivate travelers by 2025 with history, culture, ...

Cliff-rappelling scientists uncovered a crossbow bolt, part of a slingshot and 25 shoes in ancient vulture nesting sites ...

An ancient elk gazes into the distance from the steep shoreline cliff of Lake Yövesi. The autumn day is sunny, but very windy ...

Lead is a powerful neurotoxin that disrupts the growth and function of both brain and body. There is no safe level of lead exposure, and even the smallest traces can impair memory, learning and ...

Long before factories, mines, and cars filled the air with pollution, our distant ancestors were already living with a silent ...

Lead exposure sounds like a modern problem, at least if you define “modern” the way a paleoanthropologist might: a time that ...

Long before humans built cities or wrote words, our ancestors may have faced a hidden threat that shaped who we became.

A new study suggests that exposure to lead may have limited brain and language development in Neanderthals, but a gene ...