Tom PattersonThe Equal Earth map projection. An accurate world map is something that has evaded cartographers for centuries. But this new design just might make distorted maps a thing of the past.

The Earth is made up of different layers: Therefore, instead of tectonic plates moving because of the convection currents, evidence suggests it is the plates that drive the convection. Slab pull ...

Seven planets will line up for a rare "planetary parade" today (Feb. 28) and you can watch it live online, beginning at 12:00 p.m. ET (1700 GMT).