r/biology
A place to discuss all things biology! We welcome people and content from all related fields.
How to think about r/biology
This community serves as a hub for discussions related to all aspects of biology, welcoming contributions from various fields such as microbiology, immunology, and ecology. Members engage in sharing knowledge, research findings, and educational content, making it a vibrant space for both enthusiasts and professionals. The community is characterized by its openness to diverse biological topics, from the microscopic to the macroscopic, and often features discussions on recent scientific advancements and discoveries.
Confidence 4/5
Audience
Participants in this community range from students and educators to professional biologists and science enthusiasts. The demographic is generally younger, with many members likely in academic settings or early in their careers. They seek to deepen their understanding of biological concepts, share insights, and engage in thoughtful discussions, often fostering a collaborative and inquisitive vibe.
Posting culture
Content that thrives includes educational posts, research discussions, and questions that invite detailed responses. Members appreciate well-researched articles and personal experiences related to biology. Posts that lack scientific rigor or are overly promotional tend to receive downvotes. The community values clarity and depth, with a steady posting cadence that encourages regular engagement without overwhelming the feed.
Brand engagement notes
Brands should approach this community with caution, as overt promotion is often met with skepticism or hostility. Authentic engagement through sharing valuable insights, educational content, or sponsoring relevant discussions can be effective. Collaborating with knowledgeable members or contributing to ongoing conversations about biology-related topics can foster goodwill. Brands should avoid self-promotion and instead focus on providing genuine value to the community.
Top keywords
What r/biology talks about
Weighted by how often each term appears in posts and comments, relative to baseline frequency. The largest words are the strongest signals of community focus.
External signals
Where the community looks
Top external domains linked from posts and comments — a quick read on the sources of truth this audience trusts.
Top contributors
Who shapes the conversation
The most active and most-upvoted posters and commenters in this community. Useful when planning outreach or studying a community's tastemakers.
Top posters
By post count
- u/VCardBGone
- u/aadishseth
- u/[deleted]
- u/TheBioCosmos
- u/TheMuseumOfScience
- u/Krazyscientist
- u/sci_bastian
- u/Nagarjuna3001
- u/DepartureAcademic807
- u/fchung
- u/bbhhteqwr
- u/SelfishlyHypnotic
- u/gmc300e
- u/Psychological-Try800
- u/CloudyGandalf06
- u/Nox-Natura
- u/davinci-code
- u/Living-Run-2719
- u/Zo_Xan_Thella
- u/SickScorpion
- u/satoharogonzalez
- u/reddit870870
- u/potgon
- u/Alarmed-Shock-5339
- u/Tune_Exciting
- u/Ludra64
- u/needt9379876
- u/richguypi
- u/veterinarysite
- u/BlankVerse
- u/deviantmoth
- u/Gentle_Harrier
- u/Caeluris
- u/kashikoinamakemono
- u/Psycho-Maiko
- u/jimmylone08
- u/jao_vitu_bunitu
- u/ProfessionalPen2954
- u/WhipDino
- u/GoofyTheTerrorist
- u/Overthink_error
- u/REVANORP2009
- u/uhhh-khakis
- u/bananahh_
- u/-ImYourHuckleberry-
- u/My_Bird_Buddy
- u/WeekendBard
- u/lachassedediane
- u/adventurous-1
- u/The_Chameleos
- u/Carcezz
- u/divinity_life
- u/Sorin61
- u/UpstairsTonight9666
- u/Gus_Otter
- u/LittleGreenBastard
- u/SevereFlorality
- u/forumail101
- u/a_kashe
- u/minesj2
- u/Chaewon34
- u/Psy-Demon
- u/Fast_District4673
- u/BankerCheese
- u/Wild_Emu7167
- u/Apprehensive-Ad6212
- u/progress18
- u/Nussaywatercolor
- u/wsxqaz123
- u/aboes8153
- u/Ephoenix6
- u/periwinkltten
- u/SpookyFrogs0
- u/QuiteNeurotic
- u/Shoddy_Exercise4472
- u/Legal_Salamander_733
- u/futuremanfun
- u/reddy12355321
- u/popularboy17
- u/HowlettXavier_522352
- u/Pawwwwwwww
- u/Hi_imstoopid
- u/officialjesuschrist2
- u/ChainBreaker1492
- u/roythemangaman
- u/VladDandel
- u/Ishitataki
- u/Motor_Ad_2780
- u/Background-Cod7550
- u/chosen-username
- u/dd-15
- u/DerpedOffender
- u/pinkquack
- u/Finnilinian
- u/gh0st2004
- u/MiserableSpeed5499
- u/KJ_the_sparten
- u/feminist_chocolate
- u/Mother3MadeMeCry
- u/spoonie5
By votes
- u/aadishseth
- u/VCardBGone
- u/[deleted]
- u/pinkquack
- u/Caeluris
- u/Finnilinian
- u/gh0st2004
- u/kashikoinamakemono
- u/TheBioCosmos
- u/MiserableSpeed5499
- u/Krazyscientist
- u/Psycho-Maiko
- u/KJ_the_sparten
- u/feminist_chocolate
- u/Mother3MadeMeCry
- u/Living-Run-2719
- u/spoonie5
- u/Nagarjuna3001
- u/eksantivve
- u/Tinctorius_D
- u/ProfProof
- u/DepartureAcademic807
- u/TheMuseumOfScience
- u/gmc300e
- u/jimmylone08
- u/ProfessionalPen2954
- u/foliemeester
- u/Cloverinepixel
- u/sci_bastian
- u/eddyreason
- u/Zestyclose_Ebb_2253
- u/Zo_Xan_Thella
- u/iTardigrades
- u/Tall-Veterinarian-22
- u/CJ64Bit
- u/TheSparklyNinja
- u/fostboss
- u/mgmcorruptions
- u/chickenflavored
- u/Cmajik001
- u/WhipDino
- u/satoharogonzalez
- u/SickScorpion
- u/jao_vitu_bunitu
- u/DstinctNstincts
- u/QuestToNowhere
- u/notleonn
- u/BioSlacker
- u/GoofyTheTerrorist
- u/panamaOmen
- u/kick_rocks-not_ricks
- u/AellaBelaith
- u/idk_irdk_tf
- u/IllustriousCraft27
- u/Psychological-Try800
- u/Dear-Dish-1264
- u/vitor-saldanha
- u/thebudman_420
- u/S_Dark_0
- u/StinkyRetard69420
- u/ninjamom81
- u/neosaurs
- u/Spyderjunkyy
- u/AlainAlam
- u/Kayse_vt
- u/InevitableElf
- u/Bahpu_
- u/Hahppo
- u/2TheCalibre
- u/ZerxeTheSeal
- u/Sarah_Alexandra2001
- u/Overthink_error
- u/war10ck-nav
- u/Pato_Putito
- u/CathChicken
- u/Independent_Ask579
- u/Extension_Frame121
- u/potgon
- u/dudewithnomustache
- u/SloppyJoe811
- u/Nkorayyy
- u/fatedestroyer69
- u/veterinarysite
- u/Grapeguy14
- u/-ImYourHuckleberry-
- u/Ludra64
- u/UncantainedSheal
- u/SavingsIndividual345
- u/Southern-Ad-7147
- u/Velvet604
- u/Eviscerate_Bowels224
- u/JokellOwO
- u/Fuzzy-Entrepreneur34
- u/Gentlemanath3art
- u/nonoimfine
- u/Ok_Strength4608-2nd
- u/Nervous_Bumblebee144
- u/reddit870870
- u/_Bio_Rocky
- u/RemiSens26
Top commenters
By comment count
- u/[deleted]
- u/AutoModerator
- u/jddbeyondthesky
- u/HulaHypnotique001
- u/_Jaquen_Hgar_
- u/Wolfir
- u/Puzzled-Object6196
- u/atomfullerene
- u/ratat-atat
- u/SnooMachines7482
- u/ColonelSpudz
- u/Mediocre-Meringue-60
- u/TheKyleBrah
- u/bernpfenn
- u/SuddenlyElga
- u/LoLThalys
- u/Piano_mike_2063
- u/Rupejonner2
- u/dinarocksgroovy
- u/mcdonaldsfrenchfri
- u/DepartureAcademic807
- u/Blueberry_Clouds
- u/wizardstrikes2
- u/RamenAndMopane
- u/Bright-Benefit-Dude
- u/UdontneedtoknowwhoIm
- u/edgy_Juno
- u/BriarKnave
- u/The_WolfieOne
- u/Smart_Weather_6111
- u/TheBioCosmos
- u/severityonline
- u/karmicrelease
- u/Mdork_universe
- u/pcweber111
- u/Tarl-X
- u/Covidfreeandchillin
- u/WorldWarPee
- u/TheCuteCochin
- u/fittyjitty
- u/Financial-Text4133
- u/USAF_DTom
- u/GreenLightening5
- u/KJ_the_sparten
- u/DontDoubtDink
- u/wang-chuy
- u/Chobanitheyogurt
- u/Bridgetdidit
- u/yezsetva
- u/Gianna_James
- u/MacabreCoronel
- u/ShwiftyShmeckles
- u/No-Quarter4321
- u/Rubenz2z
- u/Weazy-N420
- u/Supercraft888
- u/Apprehensive-Row389
- u/otterg1955
- u/Relaxnnjoy
- u/Kjaeve
- u/Feelin-fine1975
- u/Big80sweens
- u/AbbreviationsGlad833
- u/SurveySean
- u/nakrimu
- u/WillistheWillow
- u/taricua
- u/LibsRsmarter
- u/noodles-_-
- u/TobiasMasonPark
- u/commanderquill
- u/Aqua_Glow
- u/theflamingsword101
- u/Geeahwellidunno
- u/Ashl3y95
- u/chickenflavored
- u/Designer_Ad_376
- u/Aggravating-Candy-31
- u/Joroc24
- u/EWSflash
- u/BeadierKimera754
- u/InnocentPrimeMate
- u/Iphigenia305
- u/Bardonious
- u/Elevenhits
- u/k0uch
- u/Keyndoriel
- u/HaasonHeist
- u/wanceler
- u/Impressive-Fun4611
- u/Physical_Possession2
- u/Ok-Blueberry-8
- u/Guitarded4lyf
- u/PhoneNo-867-5309
- u/DeutschDogeanLmao
- u/Sodalime7
- u/roosterblues3
- u/TheGhostofWoodyAllen
- u/hfsh
- u/WhoLovesButter
By votes
- u/[deleted]
- u/momsspagetti87
- u/marsinred
- u/petein3d
- u/termanator20548
- u/Kai-ni
- u/mikey-mooth
- u/wizardstrikes2
- u/Copernicus049
- u/East_Highlight_6879
- u/Healthy-Bluebird9357
- u/AlchemistMX
- u/warfarin11
- u/Ugfugly
- u/ThatsRightlSaidlt
- u/pegothejerk
- u/AlexanderUGA
- u/FlipMick
- u/Odd_Critter
- u/thatsnoraisin
- u/Decent-Product
- u/openly_gray
- u/parselmouth82
- u/Cryozymes
- u/Toastontoastontoast
- u/metzenbalmer
- u/GeorgeMW1984
- u/Zymoria
- u/susu56
- u/SirkillinatorOG
- u/DoubleSnails
- u/sumfish
- u/Agretlam343
- u/reddead_depression
- u/savingplaces1
- u/MitoPwrHaus
- u/cfcSlakz
- u/Paul_Rich
- u/BloodSpades
- u/er1026
- u/LissJackson
- u/apatheticsahm
- u/TheMuffinMa
- u/LoreMasterJack
- u/Miserable_Unusual_98
- u/introvertedhyena
- u/Ok-Glove-3561
- u/KeyLime044
- u/Collin_the_doodle
- u/Kattorant
- u/JBib955
- u/ghoulslaw
- u/Mollybrinks
- u/RoosterPorn
- u/Bleubebes420
- u/AHumanBeingAlone
- u/hobbes_shot_first
- u/Matman161
- u/TriceratopsHorridus
- u/akelseyreich
- u/Cyberflorals
- u/Asleep_Section_3325
- u/SALAMI_21
- u/remsiw
- u/DrPhrawg
- u/impstein
- u/HandheldHoarder
- u/crusticles
- u/chosenbap
- u/phatcat9000
- u/Prestigious_Gold_585
- u/Grim-Avatar
- u/TheGhostofWoodyAllen
- u/DurianBig3503
- u/severityonline
- u/spicy_mango_18
- u/hypersmell
- u/Muggy2419
- u/SuzakutheRedSparrow
- u/avvocadhoe
- u/mindbleeder787
- u/SushiDragon2002
- u/Greenking73
- u/philosophicnoodle
- u/-Xx_GOD_xX-
- u/TheTankingTurtle
- u/Subconsciousofficial
- u/applesgreenones
- u/tu-k
- u/Slight-Relative5587
- u/SomeDeepSeaShrimp
- u/Escapist_anthopleura
- u/Augmension
- u/vukgav
- u/Blomst12
- u/wallyjt
- u/Conscious-Coconut-16
- u/RicePuddingBG
- u/CasualSky
- u/Intelligent_Diver437
Similar communities
Where this audience also spends time
Topic-adjacent communities surfaced from Reddit's own related subreddit signal.
FAQ
r/biology — frequently asked questions
Quick facts about this subreddit's size, history, focus, and related communities.
How many subscribers does r/biology have?
r/biology has approximately 5,459,804 subscribers as of May 27, 2026.
When was r/biology created?
r/biology was created on March 25, 2008 (18 years ago).
What is r/biology about?
This community serves as a hub for discussions related to all aspects of biology, welcoming contributions from various fields such as microbiology, immunology, and ecology. Members engage in sharing knowledge, research findings, and educational content, making it a vibrant space for both enthusiasts and professionals. The community is characterized by its openness to diverse…
What subreddits are similar to r/biology?
Communities similar to r/biology include r/labrats, r/chemistry, r/askscience, r/microbiology, r/science.
Who are the most active posters on r/biology?
The most frequent posters on r/biology include u/VCardBGone, u/aadishseth, u/[deleted].
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