by Lisa Song

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During his first presidential term, Donald Trump signed a congressional act naming a federally funded observatory after the late astronomer Vera Rubin. The act celebrated her landmark research on dark matter — the invisible, mysterious substance that makes up much of the universe — and noted that she was an outspoken advocate for the equal treatment and representation of women in science.

“Vera herself offers an excellent example of what can happen when more minds participate in science,” the observatory’s website said of Rubin — up until recently.

By Monday morning, a section of her online biography titled, “She advocated for women in science,” was gone. It reappeared in a stripped-down form later that day amid a chaotic federal government response to Trump’s campaign against diversity, equity and inclusion programs.

While there are far more seismic changes afoot in America than the revision of three paragraphs on a website, the page’s edit trail provides an opportunity to peer into how institutions and agencies are navigating the new administration’s intolerance of anything perceived as “woke” and illuminates a calculation officials must make in answering a wide-open question:

How far is too far when it comes to acknowledging inequality and advocating against it?

“Vera Rubin, whose career began in the 1960s, faced a lot of barriers simply because she was a woman,” the altered section of the........

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