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Editorial library

Guides for understanding where AI actually fits.

Choose a durable foundation, a timely signal, a practical workflow, or a creator-attributed video lesson. Every format uses the same transparent AIViewer Lens.

9 min read

Foundation

AI Basics: Models, Assistants, and Agents Explained

Foundation Education
Jul 2026

AI Basics: Models, Assistants, and Agents Explained

Learn the difference between AI, generative AI, models, assistants, and agents—and how to grant each system only the permissions it needs.

AI basicsgenerative AIAI models
9 min read
8 min read

Video lesson

Video lesson Education
Jul 2026

AI Tutors After the Hype: What Sal Khan’s Vision Gets Right

Sal Khan’s AI-tutor vision, checked against Khanmigo’s 2026 evidence, safety rules, access limits, and a practical session design.

AI tutorsKhanmigoSal Khan
8 min read
7 min read

AI signal

AI signal Technology
Jul 2026

AI Update: ChatGPT Health Rolls Out and Claude Offers a Free Teacher Plan

ChatGPT Health is rolling out to eligible U.S. adults, while Claude for Teachers offers verified U.S. K–12 educators a free year of premium access.

ai newschatgpt healthclaude
7 min read
9 min read

Practical guide

Practical guide Research
Jul 2026

How to Verify an AI Answer: A Practical Workflow

Turn an AI response into checkable claims, trace each one to suitable evidence, test dates and scope, and record what you can safely use.

AI verificationfact-checkinghallucinations
9 min read
9 min read

Video lesson

Spatial Intelligence: From Seeing a Room to Acting Inside It

Video lesson Technology
Jul 2026

Spatial Intelligence: From Seeing a Room to Acting Inside It

Fei-Fei Li’s spatial-intelligence thesis, checked against VSI-Bench and World Labs, with risks and a practical room-mapping exercise.

spatial intelligenceFei-Fei Liworld models
9 min read
9 min read

Video lesson

Video lesson Education
Jul 2026

How Transformer Attention Works: A 3Blue1Brown Video Lesson

Trace text through tokens, embeddings, attention heads, MLPs, and residual connections—and learn what an attention map cannot prove.

transformersattention3Blue1Brown
9 min read
7 min read

Video lesson

Video lesson Education
Jul 2026

Understand LLMs with Andrej Karpathy: A Video Lesson

Learn how language models move from next-token prediction to useful assistants, where tools fit, and why fluent answers still need verification.

large language modelsLLMAndrej Karpathy
7 min read
15 min read

AI signal

AI signal Technology
Jul 2026

AI News: GPT-5.6, ChatGPT Voice, Grok 4.5 & Meta Muse

GPT-5.6, ChatGPT Work and GPT-Live, Grok 4.5, Muse Image, and Muse Spark 1.1 arrived this week. See who has access and what remains unproven.

ai newschatgptgpt-5.6
15 min read
6 min read

AI signal

NotebookLM Short Video Overviews: 60-Second Source Videos Explained

AI signal Technology
Jun 2026

NotebookLM Short Video Overviews: 60-Second Source Videos Explained

NotebookLM can now turn sources into short vertical video explainers. Here is who gets it first, what to try, and where it fits.

NotebookLMGoogleAI video
6 min read
6 min read

Practical guide

Practical guide Business
Jun 2026

Best Free AI Tools for Startups 2026: The Zero-Budget Stack

A practical zero-budget AI stack for startups, covering free tools for writing, research, design, coding, prototyping, and open models.

free-toolsstartupschatgpt
6 min read
7 min read

Foundation

Foundation Technology
Apr 2026

AI Is Moving Beyond Chat: What OpenAI, Anthropic, and Google Just Signaled

OpenAI, Anthropic, and Google just pushed AI deeper into research, design, speech, and desktop workflows. Here’s what changed and why it matters.

openaianthropicgoogle
7 min read
9 min read

Foundation

Foundation Technology
Apr 2026

AI Subscription Prices 2026: Free, $20 and Pro Plans Compared

Compare current ChatGPT, Claude, Gemini, Grok, Copilot, Perplexity, Cursor and other AI plans, checked against official pricing on July 11, 2026.

ai-pricingchatgptclaude
9 min read