In today’s modern age, it might be fair to assume that science has decisively answered some of the bigger questions regarding the natural world – or at least those dependent upon sheer physical ...

Alter do Chao, Brazil: The five-month expedition, due to set off in April 2024, will include the use of modern river-mapping satellite technology to scientifically prove the Amazon is the longest ...

Editor’s Note: Monthly Ticket is a CNN Travel series that spotlights some of the most fascinating topics in the travel world. In September, we’re celebrating superlatives as we look at some of the ...