[dynamic_sausage]

Twitter is great for threads posting science-related curiosities, you just need to follow the right people. Here are two awesome accounts of general interest

https://twitter.com/Rainmaker1973

https://twitter.com/gunsnrosesgirl3

It also makes sense to follow experts in one's field. Gabriel Peyré regularly posts computational math stuff of superb quality:

https://twitter.com/gabrielpeyre