| Average for professional science writers: | 23% |
| Top tendency to originate: | |
| @archaeology | 97% |
| @garthsundem | 96% |
| @AboutPhysics | 94% |
| @johnjberger | 83% |
| @CaraSantaMaria | 82% |
| @CuriousKaryn | 79% |
| @socialpyramid | 76% |
| @dpcarrington | 73% |
| @fcain | 67% |
| @GrrlScientist | 66% |
| Average for professional science writers: | 36% |
| Top tendency to reply: | |
| @_Astro_Nerd_ | 96% |
| @KendraWrites | 84% |
| @mary_roach | 82% |
| @KellyBrenner | 77% |
| @juleslhoward | 76% |
| @GeneticJen | 76% |
| @SquigglyVolcano | 76% |
| @DownHereOnEarth | 76% |
| @BadAstronomer | 74% |
| @erinbiba | 74% |
| Average for professional science writers: | 30% |
| Top tendency to retweet: | |
| @tvjrennie | 91% |
| @ByToddBBates | 90% |
| @DaveMosher | 89% |
| @NerdyChristie | 84% |
| @PopovichN | 84% |
| @SciFleur | 80% |
| @marcuschown | 78% |
| @johnrplatt | 72% |
| @aleszubajak | 71% |
| @MMarchioneAP | 70% |
| Average for professional science writers: | 10% |
| Top tendency to quote: | |
| @DavidQuammen | 53% |
| @sciencecohen | 47% |
| @joesbigidea | 43% |
| @Revkin | 39% |
| @carinbondar | 32% |
| @davelevitan | 30% |
| @mdichristina | 30% |
| @mikamckinnon | 30% |
| @ngeiling | 29% |
| @KatherineHobson | 29% |