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New discoveries are challenging everything we know about black holes, and astronomers are beginning to question if they even exist. The latest science tries to explain how they work and what they look like, despite the fact we've never actually seen one.

42m

Planets that orbit two suns instead of one might be deadly hell worlds, but new discoveries reveal that sci-fi star systems with binary stars might be optimal places for alien life.

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Our solar system hides a dark and violent past, and new discoveries reveal that Earth and the planets were formed from the destruction of strange alien worlds that came before us.

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The Milky Way is dying, and using the latest science and discoveries, experts are investigating what's killing it.

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Uranus and Neptune are mysterious, icy worlds at the edge of our solar system, and new discoveries reveal that these strange planets might have helped start life on Earth.

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Mercury is a deadly world, facing attacks from the Sun, comets, and other planets, and even though it's the smallest planet in our solar system, it has a dangerous secret a dangerous secret that might one day threaten life on Earth.

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Quasars are the brightest and most powerful objects in our universe, and though they have shaped the cosmos, they might ultimately destroy everything that exists.

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Our solar system is home to hundreds of strange, tiny worlds called dwarf planets, and new discoveries reveal the secrets of these mysterious places.

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Scientists are using cutting-edge technology to stop an asteroid apocalypse, and for the first time, mankind is closer than ever to keeping Earth safe from these killer space rocks.

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Spacetime is the secret structure that controls our universe, and this strange four-dimensional substance controls time, light, and energy. It will also determine how our universe will end.