Narrow tunnels then radiate outwards and lead to low chambers where our Stone Age ancestors mined the flint using antler pickaxes and shovels made from cattle shoulderblades.

Flint, Michigan, changed its water system in 2014, resulting in water so toxic that residents got sick. Some even died. But that flip of a switch isn't when the city's water crisis began.

As the investigation into the water crisis in Flint, Mich., continues to unfold, disturbing reports have arisen that raise questions about the integrity of government science agencies and their ...

This is Flint, Michigan, in all its pain and all its glory Buick City parking lot, 2010.Photos: Wes Janz, except when notedCross-posted from Places [at] Design Observer, an online journal of ...