A New York teen lost vision in his left eye moments after powering up a “defectively designed,” Chinese-made laser pointer he purchased on Amazon, according to a lawsuit against the retail behemoth.

Once upon a time, an aircraft pilot looking down toward the ground saw only the distant twinkling lights of homes and cities. But pilots have had an unfortunate high-tech worry for many years: ...

SANTA ROSA — Authorities arrested a Santa Rosa man after tracking down the source of a high-power laser pointer that blinded a sheriff's helicopter crew for several seconds last week. The Sonoma ...