Chonkus, a mutant strain of cyanobacteria noticed listed here in the microscopy image, consists of big white spots that seem like carbon-dense granules. Individuals granules might describe why the cyanobacterium grows so large in the carbon-rich setting — and why it sinks so rapidly.
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The discoveries rely on occultation — when a sizable item for instance an asteroid or Earth briefly blocks The sunshine of a star. By measuring the length of those blockages from numerous locations, astronomers can establish the object’s measurement, form and trajectory.
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In January in Monterrey, Mexico, Iván Venzor was one among merely a dozen people on the globe to glimpse a possible Jupiter-sized Earth crossing in front of a distant star.
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, apparently saved in white granules within just its cells. The strain was also hefty: When placed right into a examination tube, the cyanobacteria rapidly sank to the bottom, forming a dense sludge.