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Yandex shows its self-driving taxi navigating snowy Moscow streets after a heavy snowfall, dealing with traffic, pedestrians, parked cars and snowbanks on real roads.

A through-the-lens comparison of the Oculus Quest 2, HP Reverb G2 and Valve Index, capturing what each headset's display actually looks like. It also previews a 90Hz mode coming to Quest 2.

Policy advisor Simon Anholt presents the Good Country Index, a measure of how much each nation contributes to the world beyond its own borders. In a funny TED talk he argues governments should think globally, and reveals which countries rank surprisingly.

A silent demo of the ETH Lilith Modula-2 workstation running its Comdex demo program, captured from the Emulith emulator.

Wendover Productions explains how overnight shipping works, covering the hub-and-spoke logistics of companies like FedEx and UPS and the use of cargo aircraft. It touches on the economics that make next-day delivery possible.

Fermilab's Don Lincoln explains why light travels slower in water and glass. He knocks down common wrong explanations such as absorption and re-emission, then gives the wave-mechanics reason tied to refractive index.

Sentdex demonstrates GAN Theft Auto, a GameGAN-based neural network that recreates GTA V so the network itself is the playable environment. He shows the results and releases the code.

Ben Felix rebuts common arguments for holding only US stocks, such as past outperformance and international revenue exposure. He supports the case for international diversification with cited academic research.

3Blue1Brown explains space-filling curves and the Hilbert curve, and how infinite mathematical constructions connect to finite, practical approximations. It touches on mapping between dimensions and sensory ideas.

A maker builds a talking banana that reads YouTube and Twitch comments aloud on stream, then fights viewers who abuse it with profanity. He ends up building a pronunciation-based filter to catch bad words.

An Economics Explained video arguing that the Netherlands shows taxes alone can't reduce wealth inequality. It distinguishes income inequality from wealth inequality and discusses the Gini index.

An animated ranking of the most popular programming languages from 1965 to 2019, built from popularity indexes, GitHub access data and historical surveys.