Using common materials (laser pointers, polarizing filters, and calcite), anyone can reproduce this experiment at home. If this sparks curiosity, explore Hackaday’s archives for quantum mechanics.

GIA’s laboratories use advanced instrumentation and research to deliver accurate grading, identification, and origin ...

Calcite-type dichroscopes (figure 14) are generally preferable to the polarizing types, because calcite is colorless. The polaroid filters used in polarizing dichroscopes generally have a greenish ...

Mudstone is the most common cap rock in petroliferous basins. The mechanical properties of mudstone in different areas and buried depths are obviously different, which directly affects the brittleness ...

China continues to expand its production capacity for polarizers, resulting in a market oversupply and making it hard for polarizer prices to rise. To cope, Taiwanese manufacturers such as BenQ ...

Will the Las Vegas Raiders actually be able to find their answer under center on the free-agent market? Given that the Raiders fell to sixth in the NFL Draft order and own expansive cap room ...

The survey from the EV Politics Project found that three-quarters of Democrats have a negative view of Elon Musk — but 70 percent of Republicans view him positively. Elon Musk has become a far ...

The Cleveland Cavaliers were able to get something done before the NBA trade deadline, swinging a deal with the Atlanta Hawks for De'Andre Hunter. But the Cavaliers may not be done making moves.

Uso's journey to the top of WWE is suddenly a polarizing topic, mostly because some foresaw someone else winning the men's Rumble and the only way to cope with the fact that an established star ...

A recent earthquake in Chiayi, Taiwan has caused partial production disruptions at Innolux, though the situation remains under control. This development, combined with PET material shortages for ...

Lauren Sánchez isn’t here for hate over her controversial inauguration outfit. The 55-year-old subtly hit back at criticism of her peekaboo lace bra and white pantsuit by “liking ...