Far from the bright glare of the Moon, a much smaller companion has been quietly keeping pace with Earth, looping around the ...

Vivek Goyal isn’t a professional photographer, but he and his colleagues have developed an intriguing party trick: They can capture the image of an object completely out of sight. They demonstrated ...

A new technique can model an entire 3D scene, including areas hidden from view, from just one camera image. The method relies on image shadows, which provide information about the geometry and ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...

Students learn that shadows are created when objects block light from shining on the ground. Students are asked to trace the shadow of a stick five times throughout the day. ----- Transcript ...