Ask Ethan: Why is there no antigravity? - Big Think

In General Relativity, the matter and energy curve spacetime, which we experience as gravity. Why can't there be an "antigravity" force?
In general relativity, matter and energy curve spacetime, which we experience as gravity. Why can't there be an antigravity force?

Ask Ethan #83: What if dark energy isn't real? (Synopsis

Ask Ethan: Why Doesn't Gravity Happen Instantly? - Big Think

Is Anti-Gravity Real? Science Is About To Find Out - Big Think

Ask Ethan #60: Why is the Universe's energy disappearing

Ask Ethan: Could Dark Matter Not Be A Particle At All?

Ask Ethan: Why is there something instead of nothing?

Ask Ethan: Why is there no antigravity? - Big Think

Ask Ethan: Will The End Of Our Universe Give Rise To A New One

Ask Ethan: Is our Universe truly matter-dominated? - Big Think

Is Anti-Gravity Real? Science Is About To Find Out - Big Think

Ask Ethan: Do we know why the Big Bang really happened?

Ask Ethan: If Dark Matter Is Everywhere, Why Haven't We Detected

Ask Ethan: Why is there no antigravity? - Big Think

Ask Ethan: Will The Universe Ever Run Out Of Energy? - Big Think