Five families with children who have the newly discovered rare condition, ReNU syndrome, recently gathered in a D.C. park. Scientists believe 100,000 more people have it.

There are endless possibilities for breeding coleus plants with wildly creative leaf colors ... Tom Winn, who died in 2013. They operated Glasshouse Works, a beloved rare-plant nursery in Stewart ...

China is retaliating against U.S. tariffs by restricting exports of rare earth minerals. Minerals expert Gracelin Baskaran explains why these little-known-elements are so vital to defense and tech.