The 3.7-billion-year-old formations in the planet's Gale Crater suggest the presence of long-gone bodies of liquid water, ...

Richards, who was named National Geographic Explorer-in-Residence last year, regularly joins Diving With a Purpose, a group of Black scuba divers who uncover and document slave shipwrecks in the ...

The trove included some 250 letters that Eric had written home from World War I — which was the basis of John’s 2017 book Best Love To All, which covered Eric’s experiences in that conflict. His ...