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Fall and winter’s clear skies are ideal for stargazing. The crisp, low-humidity air seems to make the stars pop and...

When should you choose a red laser pointer? The red laser pointer, like other colors of laser pointers, are designed...

Laser pointers were invented in 1963 around the idea of having one focused beam of light and were commonly used...

We’ve all heard the laser pointer horror stories of going temporarily blind after making eye contact with a laser. So,...