Technical Knowledge

Robotics

The engineering behind the machines. Deep dives into simulation, control systems, reinforcement learning, locomotion and everything that makes modern robots actually work — written for people who want to understand the technology, not just watch the demos.

Articles


Unitree H1 humanoid robot showing its articulated joints
Kinematics Hardware

Why Degrees of Freedom Matter: The Spec That Decides What a Robot Can Actually Do

Degrees of freedom are the most underappreciated number on a robot's spec sheet. A look at why DOF dictates reachability, dexterity, locomotion — and ultimately what a machine can and cannot do.

Jaime Delgado
Jaime Delgado
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Humanoid robot on an electric vehicle assembly line
Industry EV Transition

The Robot Race: Why Every Major Carmaker Is Building a Humanoid

Tesla, BMW, Mercedes, Hyundai, Toyota, BYD, Xpeng — they're all in. This isn't a trend; it's the logical consequence of the EV transition, factory economics, and a bet on an entirely new consumer market.

Jaime Delgado
Jaime Delgado
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Unitree G1 humanoid robot
Pricing Market Unitree

The Price You Can't Know: Why Humanoid Robot Manufacturers Hide Their Costs

Most humanoid robot companies won't tell you what their product costs. A look at why this opacity is holding the entire industry back — and why Unitree's move to sell on AliExpress at $4,370 changes the conversation.

Jaime Delgado
Jaime Delgado
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Humanoid robot balancing on one foot
Locomotion Humanoid

Why Robots Should Dance, Race Obstacle Courses, and Run Half Marathons

Dancing, obstacle courses, half marathons — when robots compete, they're not performing. They're proving something no spec sheet can. Here's why these challenges matter more than any lab demo.

Jaime Delgado
Jaime Delgado
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Abstract digital twin city wireframe
Simulation Reinforcement Learning

Training Robots in Simulation: How the Virtual World Builds Real-World Intelligence

Before a robot takes a single step on a factory floor, it may have walked millions of kilometres in software. A look at how simulators like Isaac Sim, MuJoCo and Genesis are replacing the real world as the primary training ground for robot intelligence.

Jaime Delgado
Jaime Delgado
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