Chonkus, a mutant strain of cyanobacteria seen here in a microscopy image, contains large white spots that appear to be carbon-dense granules. Those granules may explain why the cyanobacterium grows ...
A star that winked out of view could be a “failed supernova,” a stellar explosion that petered out instead of fully detonating, a new study reports. If real, the failed supernova would mark the birth ...