PhysicsPhysicists Probe Validity of Einstein’s Gravity on Cosmic ScalesNew tests could verify the general theory of relativity, or find flawsJanuary 21, 2020 — Tom Siegfried and Knowable Magazine
SpaceLong Live the Multiverse!The idea that our universe is just part of a much vaster cosmos has a long history—and it’s still very much with usDecember 3, 2019 — Tom Siegfried | Opinion
