r/science is a subreddit with 34.5M members. The most common kinds of discussions are advice requests, and the community frequently discusses worst, study, health, looking, and climate.
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 Themes in r/science
#1
Advice Requests
: "Why Aussies are having fewer kids: Exhaustion, trauma and harsh realities of parenting are driving more families to think twice about having another child. Decisions about having another child often come down to whether they can cope physically, emotionally and mentally with doing it all again."
1 post
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
Way
2 posts
Flair Used in r/science
#1
Health
: "A new study shows that a decision by RFK Jr.'s advisory panel to strip federal recommendations for the MMRV vaccine disproportionately harms low-income and minority toddlers, who rely on the combination shot to overcome healthcare barriers"
46 posts
#2
Psychology
: "Fathers whose first child is a girl tend to develop more equal views on gender roles and support policies that promote women’s rights. The study from Japan suggests this shift happens even in culturally conservative countries where gender inequality remains widespread."
45 posts
#3
Neuroscience
: "Wealth and air pollution emerge as top predictors of US state autism rates. Higher average wealth and education, combined with higher microscopic particle pollution, tend to align with higher rates of autism diagnoses across the United States."
21 posts
#4
Environment
: "Urban trees aren’t just nice, scientists say — they’re mandatory | Rethinking urban forests as essential infrastructure for resilience, equity, and biodiversity in the current climate emergency"
14 posts
#5
Medicine
: "A 65-year-old woman ended up in the ER with "Happy Heart Syndrome" after her daughter's wedding, a rare case where overwhelming joy temporarily weakened her heart muscle"
10 posts
#6
Animal Science
: "A new study finds that sometimes cats groom each other specifically to be annoying"
10 posts
#7
Astronomy
: "Astronomers Found a Hidden Swarm of Space Junk Threatening Earth’s Most Valuable Orbit | "The debris in geosynchronous orbit is a potential minefield.""
8 posts
#8
Engineering
: "Recycling grid-scale battery systems is both environmentally beneficial and highly profitable, yielding up to €69,000 per unit in recovered metals, according to a life-cycle assessment by Czech Technical University in Prague"
8 posts
#9
Epidemiology
: "New modelling strongly suggests the first smallpox epidemic among Indigenous Australians originated from the British outpost in Sydney and might have killed as many as 220,000 Aboriginal people"
6 posts
#10
Anthropology
: "A new skull-based analysis of Neanderthal brains suggests that these ancient hominins’ range of intelligence largely overlapped with our own"
5 posts
Member Growth in r/science
Yearly
+238k 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: July 24, 2026