“If you wanted to take a picture of the rocket as it flew past, you would have to take into account that the light from ...

For several centuries now, scientists have known that light behaves like a wave, expanding out from its source until absorbed or reflected by objects, which are in turn illuminated. In recent years, ...

As we continue to break new ground in the field of cosmology, the importance of carefully categorizing the objects we see comes into focus. Part of this stems from the fact that, increasingly, we find ...

Fish have a remarkable way to hide from their predators using camouflage techniques. A new study shows that fish scales have evolved to not only reflect light, but to also scramble polarization.

In the movie "Predator," an alien uses a cloaking device to hide in plain sight, but the effect is far from perfect: The alien's attempt to conceal itself is thwarted by distortions of light bending ...

A newly discovered interstellar object is racing toward our solar system, capturing the attention of scientists worldwide. Unlike other known celestial bodies, this object appears to be emitting its ...