YouTube Channel: 3blue1brown

Grant Sanderson combines maths and entertainment in his popular YouTube Channel. Some recommended playlists and videos are linked below.

• Essence of linear algebra: Season 1 playlist. A geometric understanding of matrices, determinants, eigen-stuffs and more. The first episode in the series is embedded below.
• Neural networks: Season 3 playlist.
• Bayes theorem, and making probability intuitive and the footnote to the main video.

YouTube Channel: Two Minute Papers

Károly Zsolnai-Fehér presents research papers in an accessible two-minute video format in his Two Minute Papers channel. 

• The AI and Deep Learning playlist gathers videos on Deep Learning, DeepMind's inventions, AlphaGo, Machine Learning and more.
• One of the most popular videos (below) Károly has made is 'OpenAI Plays Hide and Seek…and Breaks The Game!' where he explores a fun experiment of hide and seek

YouTube Channel: Socratica

Socratica makes high-quality educational videos on maths and science.

• Python Programming Tutorials (Computer Science): this playlist will equip you with all you need to know to get started with programming in Python. The first episode is below.
• Socratica playlists also include astronomy, biology, chemistry and the arts.

Conference recordings: Strange Loop

Recordings from Strange Loop conferences held in St Louis, Missouri, USA are available to watch. From 2014 onwards, the multi-disciplinary conference has brought 'together the developers and thinkers building tomorrow's technology in fields such as emerging languages, alternative databases, concurrency, distributed systems, security, and the web.'

Conference recordings: JuliaCon 2019

Recordings from the JuliaCon 2019 conference held in Baltimore, Maryland, USA are available to watch. 'JuliaCon is the biggest Julia conference of the year, bringing together speakers, developers, and enthusiasts from all over the world'. More about the Julia language.