Do you know much about your own planet? In honor of Earth Day, let’s take a look at our planet in all its weird, wonderful, life-sustaining glory!
See this animated time lapse that recreates the development of New York City’s skyline, from the 1500s to today.
These vintage photos will make you a bit confused.
Residents in Tokyo have recently reported several sightings of possibly the most patient pet-walker in the world: an elderly man who takes his enormous African spurred tortoise out for walks around the town.
Nuclear weapons, ballistic missiles, and brutal training regimes. Today the whole world is in an arms race to be the most feared country on the planet…
Ribbons of Saharan sand dunes seem to glow in sunset colors, seen from space.