Beneath the Baltic Sea, Denmark and Germany are constructing a $12.6 billion immersed tunnel designed to eliminate ferries and slash travel times. This video explores how the Fehmarn Belt Fixed Link ...

More than a decade after sonar revealed a strange circular formation with stair-like features deep beneath the Baltic Sea, the mysterious structure continues to stir debate. Known as the Baltic Sea ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...