Fossils of 444 million-year-old creatures whose bodies were preserved "inside-out" have been discovered in South Africa.

Numerical ages estimate the date of a geological event and can sometimes reveal quite precisely when a fossil species existed in time. Third, magnetism in rocks can be used to estimate the age of ...

The fossil may have lost water, or color, or the proteins of the soft tissue may have degraded. Unaltered hard parts: teeth and very recent shells, bone or shell encased in petroleum or in ...

The Museum's collection of fossil molluscs is among the ... spiralling shell with a large aperture. An Eocene shell of Volutospina measuring 5cm and showing prominent spines on the shoulders of the ...

An extraordinary fossil bed in the arid grasslands of the Australian continent, called McGraths Flat, really is ...

One of the only fossil Pokémon to not evolve, the abominations against Arceus itself don’t count, is Aerodactyl. The iconic ...

The fossil that was originally interpreted to be a plant, but researchers have now discovered is the inside of the shell of a baby turtle. Disclaimer: AAAS and EurekAlert! are not responsible for ...

Scientists have described about 250,000 different fossil species ... Buried bone and shell contain tiny air spaces into which water can seep, depositing minerals. Reinforced by these mineral ...

Ammonite fossils, an example is shown here, are sea creatures that became extinct about 65 million years ago. Fossil remains have been found in rocks of all ages. Fossils of the simplest organisms ...