Expedition Headquarters

Vertical

Expedition Headquarters

Expedition Headquarters: the fine old De Menil house, a historical landmark standing near the entrance to the natural caves beneath St. Louis’ 13th Street and Cherokee

Lee Hess

Horizontal

Expedition Headquarters

Expedition Headquarters: the fine old De Menil house, a historical landmark standing near the entrance to the natural caves beneath St. Louis’ 13th Street and Cherokee

Lee Hess

Thumb

Expedition Headquarters

Expedition Headquarters: the fine old De Menil house, a historical landmark standing near the entrance to the natural caves beneath St. Louis’ 13th Street and Cherokee

Lee Hess

Recent Stories

The way they live, the food they eat, and the effect on us

A true but unlikely tale

Story and Photographs by William Rowan

Increasing day length on the early Earth boosted oxygen released by photosynthetic cyanobacteria.

Genomic evidence shows that Denisovans and modern humans may have overlapped in Wallacea.