Here you'll find some tools for your Math routine.
Detexify: Forgot the LaTeX command for that symbol? Just draw it into the square and it will find for you.
Overleaf: Online, collaborative LaTeX editor.
Mathcha: Besides being another Online LaTeX editor, you can draw math content and export it as Tikz commands or as a .png file.
Mathpix Snipping Tool converts a screenshot of an equation to LaTeX by simply pasting it into your editor.
Wolfram: 'unique engine for computing answers'.
Conferences compilation: find academic meetings.
Other math-related content
Math and Science diffusion: Quanta Magazine, Kurzgesagt, 3Blue1Brown.