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 ...

A new record has been set for the world's largest snake! Read here to learn about the reticulated python "The Baroness." ...

This week, astronomers reported that one of the biggest observed stars in the universe could soon explode. A study compared ...