New: christiaanAll contenthive-129948hive-196917krsteemhive-180932hive-166405hive-183959hive-150122zzanhive-185836hive-183397hive-101145hive-144064photographyuncommonlabhive-188619hive-184714hive-145157bitcoinhive-103599hive-139150hive-138689krsuccesshive-193186hive-180301TrendingNewHotLikershelices (30)in certain • 7 years agoScience 025I believe that we do not know anything for #certain, but everything probably #ChristiaanHuygens