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r/askscience stats
r/askscience has 26,380,954 members and gets about 2.6 new posts a day. The best time to post is Sunday around 11am US Eastern.
- Members
- 26.4M
- Posts per day
- 2.6
- Avg comments
- 116.7
- Created
- 2008
From the subreddit: Ask a science question, get a science answer.
Best time to post on r/askscience
When this month's top 62 posts went up, weighted by score. Times are US Eastern.
- #1
Sun 11am
- #2
Tue 10am
- #3
Thu 3pm
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Top posts this month
- Why is there a vaccine for Lyme disease for dogs but not humans?▲ 3K
- If the inside of the mouth heals so much more quickly than any other part of the body, why isn't oral cancer the most common type of cancer?▲ 3K
- Is it possible to be bigger than a Blue Whale?▲ 2K
- Are centipedes FWD, RWD or AWD?▲ 2K
- If humans evolved a fourth color cone naturally overtime, either super short or super long, would "magenta" disappear?▲ 2K
Who buys on r/askscience
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/askscience
Leadhoot watches r/askscience, scores every new post 0–100 for buyer intent, and alerts you within a minute of the ones asking for what you sell.
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Common questions
r/askscience has 26,380,954 members, read from Reddit on October 27, 2026.
Based on when this month's top posts went up, Sunday around 11am US Eastern. Check the heatmap for runner-up slots.
It gets about 2.6 new posts a day, and a new post averages 116.7 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/askscience 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.