Despite seeming like a relatively stable place, the Earth's surface has changed dramatically over the past 4.6 billion years. Mountains have been built and eroded, continents and oceans have moved ...

The primary objective of relative dating techniques is to determine a reliable sequence of archaeological deposits. This task becomes more difficult whenever our research steps beyond individual sites ...

One of the more significant challenges archaeologists deal with while investigating any archaeological site is determining how old it is. At sites with historic materials, items such as bottles, jars, ...

After years of uncertainty, University of Iowa paleoanthropologist Russell Ciochon and an international team of researchers are rectifying the age of chronology at the ancient settlement of Ngandong.

Paleolithic hunters built mammoth traps in what is now Mexico some 14,700 years ago. An unknown sea creature left footprints in sand some 550 million years ago, making them the oldest known footprints ...