Imagine standing in the heart of America’s Tornado Alley, where the sky is a mesmerizing swirl of blues and grays, and the ...

What roils beneath Earth's surface may feel a world away, but the activity can help forge land masses that dictate ocean circulation, climate patterns, and even animal activity and evolution. In fact, ...

Scientists have recently mapped the painted lady butterfly's annual flight from equatorial Africa to northern Europe and back ...

Tracking global migration has long been hampered by poor, outdated data. Now researchers have harnessed social media data to ...

These estimates, drawn from the location data of three billion Facebook users, provide a view of human migration in ...