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r/science stats

r/science has 34,575,889 members and gets about 22.9 new posts a day. The best time to post is Sunday around 8am US Eastern.

Members
34.6M
Posts per day
22.9
Avg comments
83.5
Created
2006

From the subreddit: 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.

Best time to post on r/science

When this month's top 100 posts went up, weighted by score. Times are US Eastern.

  1. #1

    Sun 8am

  2. #2

    Tue 6am

  3. #3

    Thu 6am

12am3am6am9am12pm3pm6pm9pm
Sun
Mon
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Wed
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Fri
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Top posts this month

Who buys on r/science

The largest communities on Reddit by members. Huge reach, but rarely where buyers ask for help; useful for audience research and timing, not for leads.

Find buyers in r/science

Leadhoot watches r/science, scores every new post 0–100 for buyer intent, and alerts you within a minute of the ones asking for what you sell.

Watch r/science

Related subreddits

Common questions

r/science has 34,575,889 members, read from Reddit on October 28, 2026.

Based on when this month's top posts went up, Sunday around 8am US Eastern. Check the heatmap for runner-up slots.

It gets about 22.9 new posts a day, and a new post averages 83.5 comments.

Read the subreddit rules first; most business subreddits remove promotional posts. What works is answering posts where someone asks for help, being genuinely useful, and disclosing when you mention your own product.

Watch for posts where someone asks for a recommendation, a quote, or an alternative to a tool. Leadhoot watches r/science for you, scores every new post 0–100 for buyer intent, and alerts you within a minute of the high scorers.

Data read from Reddit's public API and refreshed weekly. Check any subreddit.