How the Universe Works

The latest science tries to explain how black holes work and what they look like.

We're researching binary star systems to see if they're better than the single-star system we know.

We're uncovering the dark history of how Earth came to be a planet made from the wreckage of ancient worlds before us.

We're researching the bright, powerful and mysterious world of quasars -- the brightest objects in the universe.

We're digging into new research that suggests ice giants Uranus and Neptune may have helped kickstart life on Earth.

We're learning how Mercury -- the closest planet to the sun -- could threaten our existence on Earth.

We're traveling to a number of dwarf planets to uncover their secrets -- from oceans of liquid water on ex-planet Pluto to vanishing volcanoes on icy Ceres.

Scientists reveal new technology designed to prevent an asteroid from hitting Earth and causing an apocalyptic scene.

We're learning how spacetime has been expanding since the beginning and will ultimate end our universe.