The only iguanas outside the Americas, Fiji iguanas are an enigma. A new genetic analysis shows that they are most closely related to the North American desert iguana, having separated about 34 ...

Former NASA astronaut José Hernández said Monday that travel to Mars is “a good 15 years away.” “As I’ve always said … space travel is not trivial, and so what we need to do next is, we’re going to ...

NASA astronauts Butch Wilmore's and Suni Williams's eight-day mission lasted nine months. How did they adjust?

The humble iguana may have have pulled off an epic migration millions of years ago, traveling from the coast of today’s ...

The SpaceX capsule tasked with bringing back two NASA astronauts that have spent months on the International Space Station (ISS) after thruster issues following the launch of Boeing’s Starliner ...

NASA astronauts Butch Wilmore and Suni Williams, who have been in space for the past nine months, are officially on the way home. The pair started their journey back to Earth on Tuesday, March 18, ...

Learn more about Fiji's iguana species and how they likely used natural rafts to float to Fiji some 34 million years ago.

A new study suggests Fiji's iguanas came from North America around 34 million years ago by floating some 5,000 miles. It's the longest-known dispersal of any land animal. So how did they do it?