There’s a magic rock in France. It defines our standard of mass, and scientist would like to get rid of it.
Could the Universe collapse and destroy everything? Probably not.
Quantum entanglement might be strange, but it doesn’t decide the outcome hundreds of years in advance.
You might know why the sky is blue, but why isn’t the sky violet?
Matter and antimatter emit the same spectra of light. So how do we know that distant galaxies aren’t made of antimatter?
Light from anti-hydrogen has been observed for the first time.
The pilot wave model of quantum theory is an interesting idea, but it won’t save the EMDrive.
The EM drive has finally passed peer review. What now?
The Born rule is a fundamental assumption of quantum theory. But could it be wrong?