Archaeologists Sifted Through an Ancient Lakebed—And Found 1.5-Million-Year-Old Tools
A pilot project to scan the surface material of an Iraqi desert revealed 850 different artifacts from the Old and Middle ...
PBS5d
What's a Pulaski?
The tool is a combination of a fire axe and an adze (or hoe), allowing firefighters to chop or dig with the flip of a wrist. Its design has remained largely unchanged since its creation over 100 ...