Amid warnings of price increases, Canada moved quickly to retaliate, China said it had planned countermeasures and Mexico said it would soon unveil its response. By Matina Stevis-GridneffKeith ...

A new simulation suggests how it ended up there. Astronomers zoomed in on a stellar behemoth in the Larger Magellanic Cloud, a galaxy that orbits about 160,000 light-years from the Milky Way.

The browser you are using is no longer supported on this site. It is highly recommended that you use the latest versions of a supported browser in order to receive an optimal viewing experience.