From a superyacht tour of the Thousand Islands to staying on a floating lodge, we take a closer look at 12 memorable ...

Earth's magnetic field flips every 200,000 to 300,000 years on average, but it's been 780,000 years since the last one.

A sudden stratospheric warming event reversed the winds that make up the northern polar vortex on March 9. A new animation ...

New seismic images of the Lucky Strike slow-spreading segment of the Mid-Atlantic Ridge show thick lower crust at the center that thins in both along-ridge directions.