What if wormholes were never cosmic tunnels at all? New research suggests Einstein and Rosen’s famous “bridge” may actually reveal something even stranger: time itself could flow in two directions at ...

For this week’s Cosmically Curious, we check with Nicole Gugliucci from Saint Anselm College to talk about how modern ...

Some black holes could have tamer origins—in the folds of unusual "spacetime crystals" that researchers finally managed to ...