Few expressions of religion are as public and inescapable as buildings. Some photos of the best of the best of this year's religious architecture from Faith & Form.
Alfonso Cuarón's sci-fi thriller Gravity is more than just a vehicle for snazzy special effects. It's also a love letter to life.
A video that will inspire you to think more deeply about your place in the universe.
Quotations from Carl Sagan and rainbows in oil puddles are only the tip of the iceberg with this show. Visual notes to help you find ways in and remember.
A meteor shower called the Quadrantids remind of us of the cosmic beauty of the heavens.
Comments from two cosmologists and NASA's images from a refurbished Hubble.