Nima Arkani-Hamed makes his “big-picture” case for building a 100-TeV particle collider.
Liz MacDonald discusses what more people should know about the auroras.
James Maynard talks about why he’s obsessed with prime numbers.
Highlights from Tara C. Smith’s live YouTube event on May 1, 2020, in which she answered reader questions about the COVID-19 pandemic.
Evidence from the oceans decisively shows that an asteroid strike caused the last mass extinction, argues Pincelli Hull. The cataclysm continues to hold lessons for today.
Omololu Akin-Ojo of the East African Institute for Fundamental Research discusses his plans to invigorate theoretical physics in Africa, including by focusing on problems related to energy and water that will especially impact the continent.
James P. Allison of the University of Texas MD Anderson Cancer Center discusses what initially drew him to immunology as a field and why many scientists used to be skeptical that an immunological strategy for killing cancers would work.