The hashtag #RSCposter is short for, “ Royal Society of Chemistry poster,” and it blew up on science Twitter this week. This was a seriously organized event , with rules as comprehensive as I’ve seen for some in person conferences. Organizer Edward Randviir explains (lightly edited): The goal of this is to provide a new innovative conferencing format that takes advantage of modern social media... We also wanted to gives presenters a free platform to present and discuss their work, and encourage particularly young researchers to participate in academic discourse to build their confidence. Twitter was the most appropriate social media platform. Many professionals across a range of sectors use Twitter for professional purposes, unlike Facebook or other social media outlets. Twitter limits the discussion to 280 characters, which challenges participants to be concise while communicating key messages from their work. This was the fourth time the Society had done this, but it was the first ...