PBS
How We Identified One of Earth’s Earliest Animals
Scientists had no idea what type of organisms the life forms of the Ediacaran were—lichen, colonies of bacteria, fungi or something else. It turns out, the key to solving the puzzle of Precambrian life was a tiny bit of fossilized fat.
PBS
A Natural History of Mars
While Earth’s natural history has been playing out over the last few billion years, another epic planetary saga has also been unfolding right next door.
PBS
These Fossils Were Supposed To Be Impossible
Hidden in rocks once thought too old to contain complex life we may have found the animal kingdom’s oldest known predator.
PBS
When a Billion Years Disappeared
In some places, the rocks below the Great Unconformity are about 1.2 billion years older than those above it. This missing chapter in Earth’s history might be linked to a fracturing supercontinent, out-of-control glaciers, and maybe the...
Curated OER
Origin and Evolution of Life, Part 3
Continue your exploration of the origin of life with part three of this wonderful five-part series. This episode examines Precambrian fossils found in the Berges Shale. Watch this video to find out the value of this discovery to...