Voluminous clouds of cosmic dust permeate our galaxy, but only recently has software allowed detailed observations of the ...

Our brains constantly create internal maps of the world, allowing us to navigate spaces, recall past experiences, ...

Thorium, an abundant and safer alternative to uranium, could soon become a vital resource in the quest to meet energy needs.

It's certainly not a small island: It's about three times the size of Texas. But on most maps, Greenland looks almost as big as the entire continent of Africa. In fact, it's 14 times smaller than ...

Their priorities, preferences and aspirations seem almost beside the point in Mr. Trump’s ambition to redraw the map of the world along “America First” lines. Even Ukrainians now appear at ...