Christmas card sales have dropped steadily in recent years. But card companies are using technology to try to keep the tradition alive.
A new, highly sophisticated global positioning “monument” was installed this month on the grounds of the Ohio Earthquake Information Center north of Columbus. The instrument – the only one of its kind in the state – will detect minute movement in subsurface rock, helping scientists better understand the shifting of the North American landmass. It may also help them predict earthquakes in Ohio.