Astrophysics
Is Time Travel Even Possible?
Two SciAm editors duke it out to see if wormholes and multiverses could in fact exist.
Alexa Lim is an audio producer and writer. Follow Alexa Lim on Twitter @AlexaLim22
Two SciAm editors duke it out to see if wormholes and multiverses could in fact exist.
Very high HDL cholesterol levels almost double your risk of heart problems.
Support science journalism.
Thanks for reading Scientific American. Knowledge awaits.
Already a subscriber? Sign in.
Thanks for reading Scientific American. Create your free account or Sign in to continue.
Create Account