Iron Age: Workers At Slaves' Hill Were Not Slaves

Iron Age: Workers At Slaves' Hill Were Not Slaves

In 1934, American archaeologist Nelson Glueck named one of the largest known copper production sites of the Levant, located deep in Israel's Arava Valley, "Slaves' Hill." This hilltop station seemed…
Xenon Gas Can Erase Traumatic Memories

Xenon Gas Can Erase Traumatic Memories

Xenon gas is commonly used for diagnostic inhalation because of its anesthetic properties but more recently it has been used by the Russians to cheat in the Olympics, and the cycling community has…