/r/science/

r/science

34.5M members
r/science is a subreddit with 34.5M members. The community frequently discusses worst, study, health, looking, and climate, and the most common flair used is health, psychology, neuroscience, biology, and medicine.
This community is a place to share and discuss new scientific research. Read about the latest advances in astronomy, biology, medicine, physics, social science, and more. Find and submit new publications and popular science coverage of current research.

Popular Topics in r/science

#1

Worst

20 posts
#2

Study

11 posts
#3

Health

11 posts
#4

Looking

9 posts
#5

Climate

7 posts
#6

Mental

5 posts
#7

Pollution

4 posts
#8

Covid

3 posts
#9

Disease

3 posts
#10

Ai

3 posts

Flair Used in r/science

#1
Health
: "Study reveals how toilet aerosols reach the breathing zone when you flush. Aerosols were also reported to remain suspended in the air for at least 20 seconds after flushing. Researchers recommend closing the toilet lid before flushing."
44 posts
#2
Psychology
: "A recent study shows that even 4-year-olds are driven to choose hard work over easy tasks if they know their actions have a lasting, meaningful impact."
31 posts
#3
Neuroscience
: "New research shows that gentle "pink noise" delivered during sleep boosts slow brain waves, accelerating the fluid flow that washes away toxic waste and potentially leading to more restorative sleep."
21 posts
#4
Biology
: "Elephants Just Passed a Classic Psychology Test – With More Restraint Than Many Humans. Psychologists used a classic psychology experiment to show that Asian elephants (Elephas maximus) can resist their impulses to get food in a more effective way."
16 posts
#5
Medicine
: "Girls born to mothers who took acetaminophen (paracetamol) during pregnancy exhibited smaller uteri (−13%) & ovaries (−40%), fewer ovarian follicles (−23%), and lower levels of anti-Müllerian hormone, which could affect fertility later in life. This replicates an outcome observed in animal studies."
16 posts
#6
Environment
: "Study reveals a post-pandemic cycling boom in major cities, with fatality rates dropping by up to 88% in Paris, 82% in London, and 62% in New York City. Long-term political support as well as cycling advocacy organisations have been critical to the introduction and continuation of pro-bike policies"
10 posts
#7
Social Science
: "Throughout the Trump era, racial resentment among non-Black racial groups and anti-immigrant sentiment among all racial groups consistently predicted greater Trump support, including Asian Americans, despite their predominantly immigrant-origin backgrounds."
10 posts
#8
Cancer
: "About 466,000 people worldwide developed gastrointestinal cancer before age 50 in 2022, with colorectal cancer being the most common. Higher rates occurred in developed countries. Red-meat-heavy diets and smoking were major linked risk factors, with alcohol and high-salt diets also contributing."
8 posts
#9
Computer Science
: "Researchers developed the BOLE, a script-knowledge driven multi-agent framework for reproducible llm-assisted genomic breeding"
7 posts
#10
Materials Science
: "Scientists have created concrete using treated human waste, and the resulting material was up to 42% stronger than conventional concrete. Researchers say the approach could reduce waste while lowering the environmental impact of construction."
5 posts

Member Growth in r/science

Yearly
+255k members(0.7%)

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About

GummySearch helps people research Reddit communities by organizing activity, growth, themes, and post-level signals into one place.

This page gives a focused view of r/science, including current member size, discussion patterns, product reviews, and related communities to explore.

This data is synced periodically so insights stay current and useful for ongoing research.

Last updated: September 14, 2026