Scientist Pete Kelsey and his team have 3D-mapped the entire island of Alcatraz, discovering Civil War secrets, prisoner escape routes – and looking at ways to preserve the island for the future.

San Pedro is a town on Ambergris Caye, the largest of Belize's coastal islands, while Caye Caulker is a tiny island popular ...

Fresh advances in 3D scanning technology are making it possible to explore some of the hardest-to-reach and most fragile ...

Scientists have expressed concern after one of the world's most unusual natural sites has uncovered a "concerning secret".