Oldest Human Footprints in North America Discovered

“These finds indicate the presence of humans in North America for approximately two millennia during the Last Glacial Maximum south of the migratory barrier created by the ice sheets to the north,” via Unexplained-Mysteries Image Credit: National Park Service Archaeologists have identified what are now thought to be the oldest footprints ever found on the continent. Dating back between 21,000 … Continue reading

Previously Unknown ‘Dragon Man’ Could be New Human Species

“What you have here is a separate branch of humanity that is not on its way to becoming Homo sapiens (our species), but represents a long-separate lineage which evolved in the region for several hundred thousand years and eventually went extinct.” via Unexplained-Mysteries Image Credit: Wei Gao Scientists in China have discovered a fossil skull belonging to what could be … Continue reading

Ancient Worm Fossil Discovery Rolls Back Origins of Animal Life

More than half a billion years ago, a strange, worm-like creature died as it crawled across the muddy sea floor. Both the organism and the trail it left lay undisturbed for so long that they fossilized. Now, they are helping to revise our understanding of when and how animals evolved. The fossil, which formed some time between 551 million and … Continue reading

Scientist Find Tracks of Earliest Mobile Organism Dating Back 2.1 Billion Years

This looks on a little similar to something that was found on Mars (Weird Tube-Like Structures Spotted on Mars by Curiosity Rover) via Unexplained-Mysteries: Scientists have identified the fossilized tracks of a worm-like organism that lived 2.1 billion years ago. The first single-celled organisms that lived on our planet were believed to have arisen in the Earth’s oceans around four … Continue reading