North American monilophyte (fern) and lycophyte richness patterns are examined at three taxonomic levels (species, genus, and family). We determine: (1) if fern richness patterns are associated with ...

Custard creams have long been a staple of British tea breaks, but few people have ever stopped to wonder about the intricate pattern stamped onto the biscuit’s surface. Recently, renewed attention on ...

Question: The blue opalescent glass pitcher seen in this photo belonged to my great-grandmother. She lived her entire life, from 1881 to 1940, in western Pennsylvania. The pitcher stands 8 inches tall ...

Any self-respecting plant parent will know that a cactus needs very little attention in order to thrive – in fact, it prefers to be left alone. And on the other end of the scale you have the needy ...