
Your daily stack of knowledge, wisdom, ideas and innovation to power up your thinking.
| Platform | Pricing | Only free issues | Publishes | Twice weekly | |
|---|---|---|---|---|---|
| Issues | 17 | Founded | 7 months ago | Last Issue | 12 days ago |
| Active | |||||

Hi there 👋
If you’re using Google’s NotebookLM only to summarize notes or ask basic questions, you’re getting just 20% of its real power.
In this issue of AI & TI, let’s quickly walk through how NotebookLM can quietly become your:
Hi there 👋
In this issue of Think Stack 101, I’m sharing a compressed cheat-sheet of 40+ AI tools from the viral “feels illegal to know” list.
Think of this as your 2026 productivity toolbox: pick a few that fit your work and let them sa...
Building with AI no longer needs expensive GPUs or complicated setup.
NVIDIA is now offering access to 70+ hosted AI models through its API platform. This means developers, students, startups and AI enthusiasts can test powerful models dir...
The deep ocean begins below about 200 meters, and once you go beyond 1,000 meters, sunlight disappears completely. Even today, scientists have seen less than 0.001% of the deep seafloor, and as of 2026, only 28.7% of the global seafloor had...
✨ Hey Curiosity Crew!
Welcome back to Think Stack 101—your pocket guide to the weird, wonderful, and unexplained.
Some things in this world don’t just confuse us… they refuse to be explained. And that’s exactly why they’re so irresistibl...
Subscribers, engagement, traffic and sponsorship for Think Stack 101.
| Subscribers | Engagement | 74 | Monthly Web Visits | ||
|---|---|---|---|---|---|
| Accepts Sponsors | Estimated Cost per Ad | ||||
How this newsletter ranks in the official Substack charts.
| #46 |
The writers behind this newsletter.
You can find recent issues that have been published by Think Stack 101 on Reletter by scrolling up to where it says Latest Issues. Tap on the link for any of the most recent emails or hit More Issues to see older ones.
To see how many people subscribe to Think Stack 101, simply upgrade your Reletter account. We provide readership numbers and lots of other stats for this newsletter so you can decide if it's worth reaching out to.
Newsletter advertising can be extremely effective when it's done right. Before you pitch Think Stack 101 as a potential sponsor or partner, make sure that you've done your research and checked its newsletter stats with Reletter.
Then, personalize one of our winning pitching templates and send it to the right person using the contact info provided.
Newsletter ad rates (or CPM) vary depending on many factors, including industry, number of subscribers, open rate, ad placement and more.
To find out how much an ad will cost, contact Think Stack 101 using the contact information provided and ask for a copy of their media kit.
Scroll up to where it says Related Newsletters to see other publications like Think Stack 101. You can also search our email newsletter directory to discover other newsletters that cover the topics you're interested in.
Reletter provides this newsletter's website URL above, where you will often find their contact information. We also provide links to associated social media accounts and pitching templates so you can reach out fast.