Why Monzo's bank transfers weren't working on the 30th of May

Gryphon: An open-source framework for algorithmic trading in cryptocurrency

Canada becomes first G20 country to ban trade in shark fins

The Chalk Market: Where Mathematicians Go to Get the Good Stuf

Tesla Model 3 spoofed off the highway

Slack Is Going Public Without an IPO – How a Direct Listing Works

Firefox zero-day was used in attack against Coinbase employees, not its users

Record Number of Honeybee Colonies Died Last Winter

A Growing Problem in Real Estate: Too Many Too Big Houses

A janitor at Frito-Lay invented Flamin’ Hot Cheetos (2017)

Use YouTube to improve your English pronunciation

Support for right-to-repair laws slowly grows

Slack Is Going Public at a $16B Valuation

Open-sourcing Sorbet: a fast, powerful type checker for Ruby

Pock: Display macOS Dock in Touch Bar

Show HN: Reading list of popular Hacker News users