Learning robotics for free — including how to do it with no hardware at all
University courses that cost nothing, the simulators that replace a physical robot, and the four YouTube channels actually worth subscribing to.
Section
Teachings
Free courses and safety guides worth your time. We summarise what is inside and link straight to the source.
Modern Robotics: the standard course, free to audit
Kevin Lynch's Northwestern course on mechanics, planning and control — the one most robotics courses are built from. Audit free on Coursera, full lectures on YouTube.
Where to learn AI for free in 2026 — a guide that checks the "free" part
Seven resources that are genuinely free, not free trials, ordered from no-code beginner to university-grade. Plus what each one is actually best at.
fast.ai: deep learning for people who already code
Nine 90-minute lessons that get you training real models early, taught by Jeremy Howard. Free, including the book. A year of coding experience is enough.
Elements of AI: the no-maths, no-code place to start
A free course from the University of Helsinki and MinnaLearn that explains what AI is, what it cannot do, and what it means for society. Over two million students in 170+ countries.
JustinGuitar: a complete beginner guitar course that costs nothing
A structured, staged beginner course with practice routines and ear training, free on the web and on YouTube. Works on an acoustic or an electric.
A free 8-hour university course on why earthquakes happen
The Open University's OpenLearn publishes an introductory earthquakes course under a Creative Commons licence. No sign-up, no fee, and you can reuse the material.
Earthquake safety: drop, cover, hold — and what to do in the hour after
The National Center for Seismology publishes free do's and don'ts for before, during and after a quake. Assam sits in Seismic Zone V — the highest category in the code currently in force.
Urban flood do's and don'ts: what changes when the flood is in a city
Blocked drains, live wires and contaminated standing water are city problems more than river ones. The NDMA publishes a separate urban flood guide, and Guwahati is exactly its subject.
Flood safety: the NDMA do's and don'ts, in order of when you need them
India's disaster management authority publishes free flood guidance in four stages — before, when flooding is likely, preparing to evacuate, and during evacuation. Here is what each stage asks of you.