More surprisingly, the amphibian fossil turned out to be 161 million years old, breaking the record for the oldest known tadpole ... “After many days of digging, one team member found a stone ...

Two Harvard biologists have discovered fossils of an algae more than three billion years old -- the oldest fossil organism ever found: The algae seems to have carried on photosynthesis ...

An "exceptional" 530-million-year-old fossil contains what could be the oldest eye ever discovered, according to scientists. The remains of the extinct sea creature include an early form of the ...

This tiny fossil, measuring just a few centimeters, is significant as it is the oldest confirmed ecdysozoan and the only one known from the Precambrian era. Lead researcher Ian Hughes, a Ph.D.