PBS Space Time
Quantum Physics in a Mirror Universe
What you think is a perfect reflection might be universe that is fundamentally different.
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Are Dark Matter And Dark Energy The Same?
Astronomers are the worst at naming things. Dark energy AND dark matter?
PBS Space Time
Our Antimatter, Mirrored, Time-Reversed Universe
The foundations of quantum theory rests on its symmetries.
PBS Space Time
Perpetual Motion From Negative Mass?
Challenge question: if 1kg of apples is $5 and 2kg is $10, how much is -1kg of apples?