Figure 1. This alexandrite cabochon appears brownish green in fluorescent light (left) and brownish purple in incandescent light (right). The cabochon shows chatoyancy under both forms of illumination ...

Antiques Roadshow 2025 is here on our screens for antique lovers everywhere and for people who love trying to guess how much something is worth! Half the fun of the beloved series, which first aired ...

Many modern pocket cameras are difficult to get due to popular demand. If you can't wait on a back order or simply want to go retro, these older models can satisfy your creative itch. Images, and ...