For example, based on the primate fossil record, scientists know that ... it is possible to work out the relative ages of rocks. In the Grand Canyon, the layers of strata are nearly horizontal.

Uncovering the fossil record requires scientists with many different ... Mudstone, shale, and limestone are examples of sedimentary rock likely to contain fossils. As the layers of sediment build up ...

A 444-million-year-old fossil named "Sue" preserves internal organs of Keurbos susanae, raising questions about arthropod ...

Laid down over millions of years, these rock layers contain a permanent record ... which show up in the fossil record as early as 3.4 billion years ago. As their numbers multiplied and supplies ...

Millions of years before the first trees grew their canopies and the earliest insects buzzed, a strange organism sprouted ...

An analysis of a 30,000-year-old fossil vulture from Central Italy has revealed for the first time that volcanic rock can preserve microscopic details in feathers—the first ever record of such a ...

The fossil record offers snapshots of the past ... The Role of Stratigraphy in Dating Fossils Stratigraphy involves studying rock layers (strata) to determine the relative ages of fossils.

A 30,000-year-old vulture fossil was found in volcanic rock. Scientists discovered microscopic feather details preserved in ...

Iron present in exposed rocks reacts with this oxygen ... called acritarchs and the Ediacaran animals vanish from the fossil record at the end of the Vendian, the period that closes the ...

“You flip through these nests, like through pages of a history book, uncovering the past,” Hiemstra said. “History is not ...

An analysis of a 30,000-year-old fossil vulture from Central Italy has revealed for the first time that volcanic rock can preserve microscopic details in feathers -- the first ever record of such a ...

The fossil record refers to all the fossils that we know from the ... To find the right spots for fossil hunting, palaeontologists use geological maps. These show the rock layers in a given area. This ...