Every single tech stock in the S&P 500 index got rekt on Monday
The worst day for US stocks since the 2008 financial crisis
Alphabet’s AI-powered camera system will help fish live their best lives
The Tidal project aims to make fish farming more environmentally-friendly
Alphabet’s Jigsaw introduces a tool that can verify ‘fake’ images — but it’s probably not for you
Assembler will be offered to journalists and fact-checkers — but not members of the public
