Warming global temperatures have led to rising sea levels, which pose a risk to residents of small island nations such as the Marshall Islands. Scientists said that the water could rise by two meters ...

In the middle of the Pacific, a concrete dome the size of a football field holds the toxic legacy of Cold War nuclear testing, and scientists are now warning that the structure is edging toward a slow ...

This article is part of a package in collaboration with Forbes on time capsules, preserving information and communicating with the future. Read more from the report. IGNACE, Ontario, C.E. 51,500—Feloo ...