Time travel is tricky business. Scientists seem to always be wringing their hands over the potential implications of time travel. That is, if you believe the movies, and The Onion News Network's analysis of Mitt Romney's scheme to eliminate any versions of himself that sound too liberal, preventing the conservative vote!
SciAm Blogs makes our pop culture debut at about 1:57!
The views expressed are those of the author(s) and are not necessarily those of Scientific American.
ABOUT THE AUTHOR(S)
Joanne Manaster is a university level cell and molecular biology lecturer with an insatiable passion for science outreach to all ages. Enjoy her quirky videos at www.joannelovesscience.com, on twitter @sciencegoddess and on her Facebook page at JoanneLovesScience