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Physics World September 2021

Physics World September 2021

Picture of success: why open-source software is so powerful for physics

Roughly 23,000 people helped create the first image of a black hole, taken by the Event Horizon Telescope (EHT) in 2019. But without the imaging software all those people had written, it would never have been possible to extract the famous image from the EHT data. As perhaps the most high-profile example of how free and open-source code is becoming a powerful tool in academic research, Achintya Rao investigates how such software is being used in physics research, and its role in the wider open-science movement. Also in this issue: remembering Steven Weinberg, the mystery of the solar corona, and advances in biological mass spectrometry.

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solar corona during an eclipse feature

The enduring mystery of the solar corona

Illustration of four people jumping over a chasm between rocks opinion

Are you good enough to cross the valley?

SIMS instrument at the Rosalind Franklin Institute feature

Imaging metabolism in action

baseball player sliding in to touch a base opinion

Competitive not cut-throat: what baseball’s Ted Williams tells us about physicists’ instincts

Los Alamos main entrance review

Keeping nuclear secrets

Wolfgang Huber careers

Physics for biological breakthroughs

the original black hole image (left) and open code (right) from the EHT Collaboration feature

Standing on the shoulders of programmers: the power of free and open-source software

Su Yan interview

Exploring other worlds

black and white artwork of musician playing guitar review

Thinking outside of the box – but not too far from it

Steven Weinberg news

Steven Weinberg: a legend is lost

Cryptic crossword grid lateral thoughts

A demon of a puzzle

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