As New Atlas explains, traditional holograms are created using swept volumetric displays. Images are projected at varying heights onto a rigid oscillating surface known as a ...

This guide will get you familiarised with a map and compass, teaching the basics of how to navigate with them, laying the ...

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.