Scientists in an expedition to the Mid-Atlantic ocean ridge lifted almost a mile of precious rocks from beneath an exotic Read More

A former national security adviser says Washington “must test new nuclear weapons for reliability and safety in the real world,” Read More

A year after the first deaths of divers who ventured into the ocean’s sunless depths, an industry wrestles with Read More

The federal team investigating the Titan disaster found that a detailed recounting of the craft’s descent was “made up.”Read More