Researchers explain mystery of 'banging' galaxy clusters

Two galaxy clusters in the process of merging created a layer of surprisingly hot gas between them that University of Colorado Boulder astronomers believe is from turbulence caused by banging into each other at supersonic ...

Does the sex of a cell matter in research?

Over the last decade, many drugs that have been pulled from the market due to toxicity were withdrawn because they affected women more than men. It turns out, the studies that brought the drugs to market were designed using ...

R Aquarii: Watching a volatile stellar relationship

In biology, "symbiosis" refers to two organisms that live close to and interact with one another. Astronomers have long studied a class of stars—called symbiotic stars—that co-exist in a similar way. Using data from NASA's ...

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