traces

Researchers from MIT and collaborating institutions have uncovered exceptionally rare traces of "proto Earth," the ancient precursor to our planet that existed about 4.5 billion years ago.

Australian police have called off a search for a four-year-old boy who has been missing in the outback for almost three weeks, after fresh efforts failed to find any traces of the child.

For years, Mr van den Heever searched the deserted town, finding only traces of the elusive animal.

Until now, environmental conditions and deep sediment layers had made it difficult to detect or preserve traces of early human activity in the region.

In addition, the rock surrounding the amber contained numerous plant fossils such as spores, pollen, and other botanical traces.