Cosmology and quantum physics both offer tantalizing possibilities that we inhabit just one reality among many. But testing ...

The Panel on Particle Astrophysics and Gravitation (PAG) will identify and suggest to the Astro2020 decadal survey committee a program of federal investment in research activities exploring areas at ...

The National Academies of Sciences, Engineering, and Medicine are private, nonprofit institutions that provide expert advice on some of the most pressing challenges facing the nation and world. Our ...

A professor at the University of Tennessee reimagines the way we teach STEM with a science-fiction story-based class. In the beginning, a spaceship called the Yggdrasil is sailing through the cosmos ...