A pair of Swedish craters 10 miles away from each other seem to match in composition and age, dating back about 450 million years.
TODAY IN SLATE
Here’s Where We Stand With Ebola
Even experienced international disaster responders are shocked at how bad it’s gotten.
It Is Very, Very Stupid to Compare Hope Solo to Ray Rice
The U.S. Is So, So Far Behind Europe on Clean Energy
Even if You Don’t Like Batman, You Might Like Gotham
Friends Was the Last Purely Pleasurable Sitcom
This Whimsical Driverless Car Imagines Transportation in 2059
Meet the New Bosses
How the Republicans would run the Senate.