Blue lasers, lasers that emit a light beam with a wavelength between 400 nm and 500 nm, are key components of various ...

Shadows have been integral to humanity’s exploration of light and its properties. From their depiction in ancient shadow ...

Researchers at Osaka University have achieved a significant breakthrough by developing the world’s first compact, ...

In a new study, researchers at Osaka University have created the world's first compact, tunable-wavelength blue semiconductor ...

Scientists have shown that laser light, under certain conditions, can behave like an object and cast a shadow.

Can light itself, perhaps from a laser, cast a shadow? It might seem like a trick question, but the answer to this is "yes." ...

In a recent study, researchers from the University of Ottawa have demonstrated a remarkable new phenomenon: a laser beam ...

Researchers used a ruby crystal and specific laser wavelengths to demonstrate that a laser beam could obstruct light and ...

Researchers have made a significant breakthrough by observing how light can block other light, creating a visible shadow.

Laser beams have been shown to cast shadows, defying previous notions that light cannot block light. This phenomenon, ...