A decades-old idea is quietly regaining attention in theoretical physics: ancient structures embedded in the universe’s fabric could reshape current understanding of time. Long dismissed as fringe ...

We can tie knots in three dimensions because one-dimensional ropes “catch on each other”. This is why a long rope wound around itself, if done right, won’t come apart. We trust knots with our lives ...

"This snake could easily swallow at least a calf, if not an adult cow," an explorer and natural history photographer said of ...

A team led by Northwestern University and Shirley Ryan AbilityLab scientists have developed a new technology that can eavesdrop on the hidden electrical dialogues unfolding inside miniature, lab-grown ...