Chandra catches spider pulsars destroying nearby stars

A group of dead stars known as "spider pulsars" are obliterating companion stars within their reach. Data from NASA's Chandra X-ray Observatory of the globular cluster Omega Centauri is helping astronomers understand how ...

How bacteria defend themselves against plasmas

Plasmas are used in wound treatment against pathogens that are resistant to antibiotics. However, bacteria can defend themselves. They employ a heat shock protein that protects them.

How could global food production break down?

Industrialized farming relies heavily on outside inputs, like synthetic fertilizers and pesticides, machinery, seeds, and animal feed. A study published in Nature Food predicts how much yield would be lost from "input shocks" ...

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