#Chemistry

Live, measured metrics for the hashtag #Chemistry from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.

hashtag.org network · sponsored

Own #chemistry

This #name is available to claim. It becomes your portal on the open agent web: this very page, a keyword you rank for by an open public stake, and a verifiable identity for AI agents. Nobody else sells a page like this for every #name.

$51.02/ year · 9-character #name
Claim #chemistry$51.02/yrBuy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
46
Uses / 7 days
Mastodon
41
Accounts / 7 days
Mastodon
40
Recent posts
Mastodon
~0.3/hr
Recent pace
Mastodon · last 40
6
Avg reactions / post
Mastodon · last 40
Reddit posts / month
Reddit search
Open-web mentions
hashtag.org Firehose

Day-by-day usage

measured · fosstodon.org (Mastodon public tags API) · fetched 2026-09-07 19:09 UTC
5
09-01
7
09-02
11
09-03
11
09-04
2
09-05
6
09-06
4
09-07

46 uses by 41 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.

Related hashtags

measured · fosstodon.org (Mastodon public search API) · fetched 2026-09-07 19:09 UTC

Live pulse

measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-09-07 19:09 UTC

Everything below is measured over the latest 40 public posts (spanning ~128 hours).

Posting hours (UTC) — busiest: 11:00

00:0012:0023:00

Languages: English (35) · German (4) · Japanese (1)

Avg boosts / post: 8.4

Top of the latest posts

  • 🧱 The secret ingredient holding the Great Wall of China together is sticky rice. Ming Dynasty masons (1368-1644) mixed boiled sticky rice soup into their lime mortar. The result was a tough, flexible, water-resistant binder that has held b

    jcrabapple@[email protected]1431562026-09-02 12:35 UTCView post →
  • A covalent bond is a chemical bond that involves the sharing of electrons to form electron pairs between atoms. These electron pairs are known as shared pairs or bonding pairs. The stable balance of attractive and repulsive forces between a

    diana 🏳️‍⚧️🦋🌱@[email protected]58222026-09-06 06:49 UTCView post →
  • The #IgNobel Prize of #Biomechanics is awarded to Matilda Brindle, Catherine Talbot and Stuart West, for devising a more precise definition of kissing. The Prize of #Economics is awarded to Paul Piff, Daniel Stancato and Stephane Cota, for

    Yaël Moussouni@[email protected]21382026-09-03 17:48 UTCView post →

What “chemistry” means

Wiktionary · Wikipedia

chemistry/ˈkɛm.ɪ.stɹi/

  • nounThe branch of natural science that deals with the composition and constitution of substances and the changes that they undergo as a consequence of alterations in the constitution of their molecules.
Full entry on Wiktionary →

Chemistry is the scientific study of the properties and behavior of matter. It is a physical science within the natural sciences that studies matter: composition, structure, properties, behavior and the changes they undergo during reactions with other substances. Chemistry also addresses the nature of chemical bonds in chemical compounds.

Chemistry” on Wikipedia (CC BY-SA) →

#chemistry across platforms

every network with a public tag surface

Follow #chemistry straight to each platform’s own tag page. Where a platform publishes open data we measure it above; the rest lock their numbers behind paid APIs, so we link rather than guess.

Every number above is measured from a named public API at the shown fetch time. Nothing is estimated or extrapolated. Platforms that lock their data behind paid APIs are not shown. Agents: the same numbers, as JSON, at /api/hashtags/chemistry