MAR 23, 2015 4:55 AM PDT

Are there more Earth-like planets than we think?

Our galaxy might have billions of planets that could sustain life
About the Author
Bachelor's (BA/BS/Other)
I'm a writer living in the Boston area. My interests include cancer research, cardiology and neuroscience. I want to be part of using the Internet and social media to educate professionals and patients in a collaborative environment.
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