Sea level rise and heavy rains pose logistical challenges to Norfolk, Virginia's Navy.
If you think you understand the polar vortex, think again.
Can AI technology help 12-year-old Kaden, who is nonverbal, find his voice?
Are slaves really behind the last remaining Wonder of the Ancient World's construction?
The New Horizons spacecraft made history by conducting the farthest ever flyby.
NASA scientists received the most detailed images from its spacecraft, New Horizons.