Many types of warm-climate plants, including palms, grew in places too cold for them now. This fossil palm leaf (Sabalites sp.), discovered in Petersburg Borough, Alaska, is on display in “The David H ...
The maple leaf is a symbol of autumn, one of the favorite motifs of children's drawings and design pieces. It's so beautiful ...
Ghost imaging “creates possibilities for long-timescale dynamic imaging that does not damage live samples,” says laser ...