Cat litter is used to stabilize volatile radioactive chemicals, but officials in New Mexico suspect that someone made the switch from clay to organic litter at one facility, with disastrous results.
Roads & Kingdoms
Life After ISIS The Northern Iraqi city of Sinjar has been recaptured from ISIS, but it’s a long way from back to normal.
What Happened at Slate This Week? Stuff to read when you need to escape from your family gathering.
The Generic City Boring landscapes impede on our biological need for intrigue. So why are so many buildings so hideous?
The Craziest Endings in College Football History After the turkey, enjoy some classic finishes.