Drop a marble and a cannon ball off the Leaning Tower of Pisa at the same time and they will hit the ground at the same time. That fact is explained by Albert Einstein's theory of gravity—general relativity—which predicts ...
Carnegie's Eduardo Bañados led a team that found a quasar with the brightest radio emission ever observed in the early universe, due to it spewing out a jet of extremely fast-moving material.
Has that week-old yogurt really gone bad? Did the chicken you bought just three days ago already spoil? Your smartphone might one day be able to tell you, new research suggests.
With the continuing advance of technology, radio tracking devices keep getting smaller and smaller. And that's bad news for stealthy insects like kissing bugs.