But fiber optic cables—strands of glass or plastic that allow for the transmission of light—can be used for another purpose: imaging the ground beneath our feet. MIT Department of Earth ...

DURHAM, N.C. -- Since the first fiber optic cables rolled out in the 1970s ... of heart cockles to discover that their shells are designed with translucent areas consisting of hair-thin strands, ...

microlenses condense light to penetrate more deeply into the symbiont-rich tissue," the researchers wrote. The fiber-optic cables we use for the internet are made of thin strands of glass or ...