CAMBRIDGE, Mass., Dec. 23, 2008 -- The reproductive spores of many species of fungi have evolved remarkably drag-minimizing shapes, according to new research by mycologists and applied mathematicians ...

Summary Ferns and lycophytes produce spores to initiate the gametophyte stage for sexual reproduction. Approximately 10% of these seedless vascular plants are apomictic, and produce genomic unreduced ...

SEATTLE – For Bacillus anthracis, the bacterium that causes anthrax, nothing beats the inside of a warm human or animal host for triggering an intense spurt of rapid growth and reproductive activity.

In this image of one of the new ancient species' reproductive structures, elliptical impressions of sporangia can be seen in one row, while on the right, another row displays preserved carbonized ...