They were dated at 400 million years, and nothing since had been identified as being any earlier.

Some sites are among the oldest found in California, dated at over 10,000 years old.

Plants have been dated at 600 years of age.

The archipelago has been dated at approximately 180 million years old.

The most recent lava flows have been dated at between 500 and 1,000 years old.

The stony rise flows have been dated at 300,000 years.

Dated at some 160,000 to 170,000 years old, the man belonged to the early Neanderthals.

The amber was known to come from sediments dated at 80 million years.

The Andorian has dated the pyramid at more than three million years.

Researchers had most recently dated the fossils' age at 200,000 to 300,000 years.