What Reddit is talking about this week: July 31, 2026
These cats were put in separate cages because they kept fighting leads Reddit Hot on July 31, 2026. The animal-video post sits above a Japanese butterfly memory experiment write-up that has recirculated as science curiosity, while Odyssey casting jokes occupy ranks 4 and 7. Trends MCP get_top_trends returned 25 posts (as_of 2026-07-31T04:01:41 UTC) for type Reddit Hot Posts. Versus the July 30 board that opened on a Turkish kebab PC build, the July 31 list is a near-total reset toward pets, science explainers, and movie memes. This post lists all 25 items.
Top trending posts on Reddit: July 31
These cats were put in separate cages because they kept fighting: A Reddit Hot post title on July 31. A cage-separated cat fight video climbed as pure animal-clip entertainment and holds rank 1 of 25 as of 2026-07-31T04:01:41 UTC. No widely reported news trigger identified for July 31, 2026 beyond the viral clip itself.
A Japanese boy noticed his butterflies seemed to recognize him. He spent two years designing an experiment and proved that metamorphosis does not erase memories formed during the caterpillar stage.: A Reddit Hot post title on July 31. Coverage of Jo Nagai's butterfly memory experiment, showing aversion memories surviving metamorphosis, recirculated as science curiosity at rank 2 of 25.
Time-lapse showing how seals sleep and breathe: A Reddit Hot nature time-lapse of seals sleeping and breathing. No widely reported news trigger identified for July 31, 2026 beyond the viral upload.
In the Odyssey(2026) Lupita Nyong'o was cast to play Helen of Troy, who according to the source material was the most beautiful woman in the world. While very attractive, she was miscast because the most beautiful woman in the world is actually my wife.: An Odyssey (2026) casting joke about Lupita Nyong'o as Helen of Troy that drove shares on July 31, 2026.
The unemployment rate got people inventing psychological warfare: A job-market stress meme. No widely reported trigger for July 31, 2026.
my hotel had a photograph that was used as the cover of the book that i'm currently reading: A hotel photo and book-cover coincidence. No widely reported trigger for July 31, 2026.
Double check your Odyssey seat bookings: An Odyssey booking joke tied to the same 2026 film chatter as rank 4.
I discovered if I hit this interchange at 5 o'clock traffic, the red route takes 20 minutes, but the blue route takes 5 minutes: A commute tip contrasting a 20-minute red route with a 5-minute blue route.
This cat's name: A caption-bait animal post. No widely reported trigger for July 31, 2026.
Showing her prosthetic leg with a mechanical knee and her tattoo options.: A prosthetic-leg tattoo options post. No widely reported trigger for July 31, 2026.
Aerial waterbombing with insane accuracy to stop the spreading wildfire in its tracks: An aerial waterbombing wildfire clip from late July 2026 fire season coverage.
Varang cosplay by Olga Haku (frau_haku): Cosplay by Olga Haku. No widely reported trigger for July 31, 2026.
The stapes is the smallest bone in the human body, measuring less than the size of a single grain of rice.: An anatomy fact about the stapes bone.
Australian mom uses her body to protect her baby during an extreme hail storm: A mother-shielding-baby hail clip. No widely reported trigger beyond viral storm footage for July 31, 2026.
Anti-Trump flags flown from pickup truck in Winston-Salem, North Carolina today.: A Winston-Salem political flag photo on July 31, 2026.
Forgive her: A short-caption meme. No widely reported trigger for July 31, 2026.
As you command: A reaction meme. No widely reported trigger for July 31, 2026.
She's right: An agreement meme. No widely reported trigger for July 31, 2026.
Competition hurts capitalism: A politics meme. No widely reported trigger for July 31, 2026.
Eerie right?: An eerie-photo bait title. No widely reported trigger for July 31, 2026.
When you graduate from the U.S. Army or Air Force, you can't leave your post until a family member touches you. This young woman went with her daughter so she could touch her father.: A family-touch graduation ceremony clip. No widely reported trigger for July 31, 2026.
The way a Steadicam keeps the camera steady through every movement: A Steadicam motion explainer. No widely reported trigger for July 31, 2026.
You guys roasted me so hard I lost all my hair (and beard).: A self-roast update. No widely reported trigger for July 31, 2026.
Human chain saved a dog and became a statue: A human-chain dog rescue story. No widely reported trigger for July 31, 2026.
meirl: A relatable meirl-format meme that routinely reappears on consecutive boards.
The full list of 25 trending posts is available via the Trends MCP API. Get your free API key
Rank changes on Reddit Hot since July 30
Compared with the July 30, 2026 Reddit Hot daily post, Turkish kebab PC dropped from rank 1 as cage-fighting cats took the lead.
New entrants: butterfly memory experiment at rank 2, Odyssey casting jokes at ranks 4 and 7, seal sleep time-lapse at rank 3. Drop-offs include the crow Israeli-flag clip (was rank 2) and Japan Earthquake 2026 (was rank 3).
What Reddit Hot traffic shows on July 31
Pet clips and science curiosity beat yesterday's hardware-porn and quake mix. The clearest signal is a full top-3 replacement on a 25-item API list, with Odyssey jokes at ranks 4 and 7 while news boards stay on geopolitics.
Track these trends in real time with Trends MCP
These ranks came from the Trends MCP get_top_trends API on July 31, 2026, using type Reddit Hot Posts and limit 50. Related data page: https://www.trendsmcp.ai/social-media-trends-api.
{
"type": "Reddit Hot Posts",
"limit": 50
}
Related trend reports
- Previous day: https://www.trendsmcp.ai/trending/reddit-hot-trending-july-30-2026
- Data source: https://www.trendsmcp.ai/social-media-trends-api
- Evergreen guide: https://www.trendsmcp.ai/blog/best-reddit-trend-research-tools-2026