How Twitter played a major role in research and science communication, especially during the pandemic, as researchers and scientists leave the service
In November, Vince Knight decided he'd had enough of Twitter. After more than a decade on the social-media platform, Knight … Tweets: @erictopol , @marionkoopmans , @ibjiyongi , @evornithology , @kashprime , and @jeffnolan See also Mediagazer Tweets: Eric Topol / @erictopol : Twitter turmoil and its influence on science https://www.nature.com/... w/ @CT_Bergstrom @trishgreenhalgh @OdedRechavi @RodrigoCostas1 @dsquintana @siggs28 @BristOliver Marion Koopmans / @marionkoopmans : On the impact of twitter on science, and the damage done by the new owner. https://www.nature.com/... Chanda Prescod-Weinstein / @ibjiyongi : People should really look at race to see who left and who stayed https://twitter.com/... Dan Baldassarre / @evornithology : Nice piece here on the importance of Twitter to science. I've lost count of how many collaborations I've started via Twitter. It's very important to me. https://twitter.com/... Kashif Pirzada / @kashprime : The fracturing of the scientific community on Twitter is a disaster, akin to the burning of the Library of Alexandria. For the first time in history, you had real-time conversations between scientists across thousands of specialties. Now its fading away: https://www.nature.com/... Jeff Nolan / @jeffnolan : we saw this @CoherentLaser, photonics twitter is a key channel to communicate with scientists https://twitter.com/... See also Mediagazer
Context & Ripple Effects
The departures Nature documents are the endpoint of a longer erosion. Twitter spent the 2010s as the place where young and marginalized voices reached mainstream audiences and where researchers built public followings — a role that peaked during the pandemic, when scientists like Eric Topol and Marion Koopmans used it to communicate findings directly. The platform's capacity to host those conversations was already degrading before the ownership change: its civil-conversation health team was cut from fifteen staff to two amid the acquisition chaos.
What makes the exodus consequential rather than merely symbolic is that it compounds with other access losses. Under-resourced academics already warned that an API paywall would jeopardize studies of influence campaigns and platform manipulation, and Cyentia Institute's analysis found tweets about CVEs declining steeply after peaking pre-Musk — evidence that at least one technical community has measurably shrunk. Scientists leaving removes both the content and the audience that made the platform useful to them.
First-order effects
- Researchers who built decade-long public followings — Vince Knight after more than ten years, plus the scientists Nature quotes — lose their primary channel to journalists, policymakers, and each other, forcing a fragmented rebuild across smaller networks.
Second-order effects
- Science communicators' exit shrinks the pool of credible accounts that made Twitter valuable to news organizations and the public during crises like the pandemic, accelerating the decline pattern already visible in the infosec community's CVE-tweet drop.
Third-order effects
- If the migration holds, scientific discourse re-fragments across platforms with no shared public archive — echoing the Library-of-Alexandria framing attached to this story — while researchers studying social media's societal impact, which they already framed as a crisis discipline, lose their largest observable dataset to API paywalls and departures alike.
The trend: The scientific community that made Twitter a de facto public research commons is dispersing, converting a single shared square into scattered, harder-to-study enclaves.