Total Recommendations: 2
Both of the plots are similar, sure there's nothing about time but theres a similarity. Both of them are based on science Both of them trying to say that if theres something great, theres a risk behind it.
I don't know why, but these series are very similar, at least for me. Main charater is similar to other one. If you watched Neon Genesis Evangelion and liked it, go ahead and watch Tengen Toppa Gurren Lagann too.