12. The Ekpyrotic Universe Theory
Providing an alternative to the widely accepted Big Bang theory, the ekpyrotic universe theory suggests that, unlike the Big Bang which supposedly began from a singularity, our universe is actually two universes that smashed into each other.
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10. The Fermi Paradox
Originally put forth by physicists Enrico Fermi and Michael H. Hart, the Fermi Paradox contests that if the Drake Equation is correct and there are actually millions of intelligent life to be found in our very own Milky Way galaxy …
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9. The Simulation Theory
This theory supposes that we all might be living in a computer simulation created by an alien race in some distant galaxy.
8. The Universe is a Hologram
Rather than an elaborate computer simulation, this theory suggests that the universe we see is nothing more than a hologram generated by the universe itself.
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7. Black Holes Can Give Birth to Entirely New Universes
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6. The Many Worlds Theory
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5. The Heat Death of the Universe
This theory follows from the second law of thermodynamics and proposes that if the universe was infinite, it should also be infinitely old.
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4. Observing Dark Energy is an Act of Murder
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3. The Panspermia Theory
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2. The Singularity
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