Two blind spots torture physicists: the birth of the universe and the center of a black hole. The former may feel like a moment in time and the latter a point in space, but in both cases the normally ...

"It's possible we will see the new data and confirm one theory over the other — or maybe we'll find nothing, in which case it'll be an even greater mystery to resolve." When you purchase through links ...

"We will push the limits of what we can observe, and use every gravitational lens we detect with Roman to pin down the particle nature of dark matter." When you purchase through links on our site, we ...