Light corn syrup is used to rotate the plane of polarized light on the stage of an overhead projector. A polarizing filter allows only those photons with electric fields oscillating in a single plane ...

Do you own a polarizing filter? If so, I bet you use it almost exclusively outdoors. Polarizers juice up landscapes with richer greens, make blue skies even bluer, eliminate color-muting reflections ...

Blue light filter study reveals mixed results: Do glasses and screen protectors truly combat eye strain tech? Experts weigh in on the evidence. Pixabay, Innovalabs Concerns about blue light from ...

Computer monitors have become larger and larger over the decades, making it easier for passersby to read sensitive information or activities over one's shoulders. An additional layer of security (and ...