Experts Matter. Find Yours.
Connect for media, speaking, professional opportunities & more.
Filters
Adam Frank
Professor of astrophysics, science commentator, and popular authorUniversity of Rochester
Adam Frank is a self-described “evangelist of science,” who writes about intelligent life forms, space exploration, climate change and more.
NASASpace and AstrophysicsAliensScienceMeteoroids
Margaret Campbell-Brown
Associate Professor, Department of Physics and AstronomyUniversity of Western Ontario
Professor and researcher in meteor physics
MeteorsMeteor showersFireballsCometsShooting stars