First observations of the collisions of two neutron stars, important progress in quantum communications, and the approval of a groundbreaking new treatment.  Simultaneously, scientists galvanized across the country in demonstrations and several unprecedented collaborations across the middle east. As 2017 has drawn to a close, Nature presents a summary of the year’s top news, most cited papers, and papers most shared across social media.

Also check out Nature’s favorite long-reads of 2017 and the year’s best infographics.