THE frequent assumption that bacterial spores are impermeable and thereby metabolically dormant, unstainable and resistant to environmental stress has not heretofore been tested by experiment. We ...

These are the spores of a game-changing parasite called Henneguya salminicola. It's the first animal found that doesn't breathe oxygen. Courtesy Stephen Atkinson ...

These are the spores of a game-changing parasite called Henneguya salminicola. It's the first animal found that doesn't breathe oxygen. Courtesy Stephen Atkinson ...

It's a loophole that many online retailers openly exploit, but cultivating those spores remains illegal in Oregon, even under Measures 109 and 110. ... Spores do not fall under that definition.

A variety of fossilized plant spores have been found in rocks from Western Australia that date from the early Ordovician era—approximately 480 million years ago. According to a paper published in ...