This spiral timeline shows the events that led us to our modern world, from the Big Bang to the present.
Light speed is often known as the speed limit of the universe. But in the vastness of space, even the speed of light seems slow.
More than two-thirds of Earth’s surface is covered by water and hidden from sight. This animation drains the world’s oceans to reveal the ocean floor.
A unique and entertaining graphic that compares the depth of the world's lakes and oceans, as well as the deepest holes ever drilled.
Earth’s atmosphere is thousands of miles long, but only a fraction can sustain life. Here's a look at how small Earth's habitable zone is.