Dianna Cowern explores physics with engaging experiments and demonstrations.
Physics Girl is a YouTube channel created by Dianna Cowern dedicated to exploring the physical sciences. It features experiments, demonstrations, and cool new discoveries in physics. The channel aims to make complex scientific concepts accessible and entertaining for a wide audience.
Latest recorded followers, subscribers and engagement on each platform.
3.5M
as of Oct 14, 2026
Followers
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Physics Girl is a prominent educational media collective based in the United States, created and hosted by Dianna Cowern. The project was developed to bridge the gap between academic science and general entertainment, focusing on physical sciences. Cowern, a graduate of the Massachusetts Institute of Technology, utilizes her background in physics to lead the channel's exploration of the natural world.
The channel gained widespread recognition through its partnership with PBS Digital Studios, which helped elevate its production quality and reach. By winning the Flame Challenge, a competition hosted by the Center for Communicating Science, the brand solidified its reputation for excellence. The breakthrough was driven by Dianna Cowern's unique ability to explain complex physical phenomena with clarity and enthusiasm.
The content style is defined by high-energy experiments, visual demonstrations, and deep dives into new scientific discoveries. Popular videos often cover topics like fluid dynamics, quantum mechanics, and atmospheric science, making difficult concepts accessible to a broad audience. The channel is well-regarded for its creative use of high-speed cameras and practical demonstrations that bring textbook theory to life.
Physics Girl has operated as a key part of the PBS Digital Studios network, benefiting from public broadcasting support and educational grants. The brand generates revenue through YouTube's partner program and educational collaborations that align with its mission of scientific literacy. While primarily focused on content, the channel occasionally promotes educational tools and resources through its digital platforms.
There is no reliable public estimate for a specific net worth, but the channel generates income through multi-platform ad revenue and institutional partnerships. As a prominent educational entity, the collective likely earns through speaking engagements, educational licensing, and digital sponsorships. The scale of the production suggests a sustainable model based on high-quality evergreen content and a dedicated viewership.
The signature work of the brand is its extensive library of over 100 educational videos that have become staples in science communication. Beyond the core YouTube series, the creator has appeared in various science-themed documentaries and educational specials. The brand is also recognized for its collaborative projects with other high-profile science communicators and researchers.
Physics Girl content is primarily available on its official YouTube channel, which serves as the hub for all scientific experiments and vlogs. The brand also maintains a presence on major social media platforms to share updates and short-form educational clips. Many of the videos are archived and used in educational settings and through the PBS Digital Studios network.
Physics Girl has achieved a significant milestone by reaching about 3.5 million subscribers on YouTube. The channel's creator, Dianna Cowern, has been recognized by Forbes 30 Under 30 and won the prestigious Flame Challenge. These accolades highlight the brand's influence in the global STEM education community and its successful growth over several years.
Physics Girl has 3.5M followers in total, which puts this profile in the mega band (1m – 10m followers). The largest single audience is on YouTube with 3.5M followers — about 100% of the total reach.
Combined reach is the sum of followers and subscribers per platform. It is not unique people: audiences overlap, so treat it as a size indicator for shortlisting rather than a guaranteed audience.
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Here is where Physics Girl's audience actually sits, platform by platform, using the latest count we recorded on each one (last checked Oct 14, 2026).
Every handle above links to the official account, so you can open it and check the numbers yourself before you reach out.
| Platform | Followers / subscribers | Share of reach | Official handle |
|---|---|---|---|
| YouTube | 3.5M followers | 100% | @physicsgirl |
Every handle on this page links to the official account. If you are verifying Physics Girl before a deal, open the profiles directly rather than trusting screenshots — the live number is always one click away.
Related questions
Physics Girl is based in USA and posts in English. For brands that usually means the core audience follows the same market and language, with a long tail from everywhere else — big accounts rarely stay local.
The content sits in education and tech & science, so the people watching are self-selected for those interests. That is the useful part of a niche profile: a mid-size account inside the right category often beats a much larger general account, because the audience already cares about the subject.
If you need the same audience profile in another market, the country and language lists on CreatorFanBase let you line up comparable creators side by side instead of guessing.
If you are shortlisting Physics Girl for a campaign, these are the facts worth carrying into the brief. Everything here is stored data, refreshed on a schedule rather than typed in once.
A practical sequence: check the lead platform matches where your buyers are, check market and language, open the official account to see recent posting frequency, then ask for a media kit and rate card directly.
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Physics Girl's counts come from the platforms themselves via Apify YouTube public channel and are refreshed on a schedule; the most recent check was Oct 14, 2026. When a platform blocks a read, we keep the last verified number and show where it came from instead of filling the gap with an estimate.
Large jumps are treated as suspect: a sudden drop past our safety threshold is held back for review rather than published, which is why the numbers here tend to be lower-drama than screenshots circulating elsewhere. Found something out of date? The profile links on this page go to the official accounts, so the live number is always one click away.
Related questions
Follower growth is best judged across several comparable monthly checks, not a few days of snapshots. CreatorFanBase does not yet have enough monthly history to call a reliable rise or fall for Physics Girl; the current platform totals above remain the clearest view of audience size.
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Budget guidance: $43K – $110K per post (estimate). Estimates use combined public follower counts. Up to 10 million followers, we show a planning range; above 10 million, we show an open-ended starting estimate because campaign scope drives the final fee. Compare rate estimates by niche →
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How the numbers on this page are collected and what they mean.
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Straight answers to the questions people search for.
Physics Girl has about 3.5M YouTube subscribers in the latest snapshot stored on this profile. Quote the profile and the date together. Use the YouTube row when the brief is on that network. A newer snapshot replaces this one on the weekly refresh described on the methodology page.
A sponsored post from Physics Girl is estimated at $43K – $110K. The range uses the combined public follower count across the platforms stored on this profile, with the YouTube rate band. It is an estimate, not a quote. Physics Girl sets the real fee, and usage rights or extra posts change it. The method is on the methodology page.
Yes. The handles on this profile are marked verified, which means they were matched to Physics Girl's public accounts. Use those links when you write so you reach the official channel. If a handle looks wrong, tell us on the contact page.
The country stored for Physics Girl is USA. Lists and rankings use that tag, so it is the place to start when the buyers are there. A city is not stored separately. More USA creators are on the country list.
Physics Girl is tagged as English-speaking on this profile. Use that when the script or the voiceover has to be in English, then watch a recent post to confirm the mix. One tag can cover more than one language in the work. Other English creators can be filtered in search.
The category stored for Physics Girl is Education. That is the niche label on the profile, not a promise that every post matches a brief. One label covers a lot of styles. Watch a recent piece of work, then compare others on the Education category.
Request a collaboration with Physics Girl using the form on this profile. Our team contacts the creator and negotiates rates and deliverables for you. Official links are also shown here if you prefer direct contact. Compare the discovery plans on pricing.
Start with the similar names on this profile, then widen to the Education category when you need more people in the same niche. Add a follower band if the first list is too famous for the budget. Read a recent post before you write.
The newest follower snapshot stored for Physics Girl is 14 October 2026. Counts refresh on a weekly schedule, and a missing new reading keeps the previous date rather than inventing one. Put that date next to the number if you quote it. The schedule is on the methodology page.
Physics Girl is tagged Education, USA in the directory, so that is the audience a brand can start from. The tag is a filing label, not a sales result, so watch a recent post before you brief anyone. Then compare a few others with the same tag on the Education list.
You can ask. Send a brief from the collaboration form on this profile with the product, the deliverable and your dates, and the CreatorFanBase team reaches out to Physics Girl and negotiates for you. Audiences respond best when the product fits what the creator already posts, so pitch a format that matches recent posts. Physics Girl decides whether to accept. See the managed option on pricing.
Our planning estimate for one sponsored post from Physics Girl is $43K – $110K. Stories usually cost less than a feed post or reel, and usage rights, exclusivity and extra posts raise the fee. It is an estimate, not a quote — Physics Girl sets the real rate. The method is on the methodology page.
Physics Girl is one of the Education profiles in USA on CreatorFanBase. Open the Education category and filter by country, language and follower size to see others ranked by audience. Every filter and follower count stays open; names after the first 5 results need a plan.
Start in search with the Education category and USA as the country, then set a follower range that fits the budget. Shortlist a few names like Physics Girl, compare their platform split, and send a brief — or let CFB Agency run outreach and negotiation for you.
Physics Girl is tagged English on this profile, so a script in English is a natural starting point. Check a recent post to confirm the language mix before you brief. Other English-speaking creators can be filtered in search.
We do not publish private management contacts. Use the official links on this profile, or send a brief from the collaboration form and the CreatorFanBase team will reach Physics Girl's team for you and negotiate the deal. Plans and the managed option are on pricing.
The official accounts we have for Physics Girl are the links on this profile, starting with YouTube. Use those when you write, and compare the handle with the channel you already know. Or send a brief from the profile and the CreatorFanBase team will reach out and negotiate for you. A wrong link can be flagged on the contact page.
Physics Girl has 1 platform with a stored follower or subscriber count on this profile, led by YouTube. A missing network means we do not have a public count for it yet, not that the account cannot exist. The rows are listed on the profile. Browse a single network from the creator lists.
Not through a forum post. Send a brief from the collaboration form on this profile and the CreatorFanBase team will reach out to Physics Girl for you. Use the official links on the profile and ask Physics Girl for a fee. Plan prices for directory access are separate, on the pricing page.
Open this profile and save Physics Girl while you compare a few other names. Saving a name does not email the creator. Growth and Agency include unlimited shortlists. Starter includes three. The plan differences, starting at $29 a month, are on the pricing page.
