A turtle time capsule: DNA found in ancient shell

Currently, only seven species of sea turtles exist. Among them are two in the genus Lepidochelys: the olive ridley and the Kemp's ridley. Despite being among the most common sea turtles in much of the Caribbean Sea and elsewhere, ...

Study: The bold, not the capable, make the most of big cities

Big cities may offer the best jobs, the most compelling experiences, and the most exciting opportunities. But there is a cost: With higher housing and living costs, cities are only affordable by those able to secure the best ...

UK man swims entire New York river in clean-water campaign

British endurance swimmer Lewis Pugh on Wednesday completed a 315-mile (500-kilometer) journey down New York's Hudson River, highlighting its successful decades-long cleanup as a beacon for other waterways.

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