Repulsive gravity as an alternative to dark energy (Part 2: In the quantum vacuum) February 2, 2012 jamesbbkk Uncategorized Leave a comment Repulsive gravity as an alternative to dark energy (Part 2: In the quantum vacuum). Thick to me, but interesting. HT: www.instapundit.com Share this:TwitterPinterestTumblrRedditFacebookEmailPrintLike this:Like Loading...