ʻO Tunguska Event: He aha ka mea i paʻi iā Siberia me ka ikaika o 300 atomic bombs i 1908?
ʻO ka wehewehe mau loa e hōʻoiaʻiʻo ana he meteorite; akā naʻe, ʻo ka loaʻa ʻole o kahi lua i loko o ka ʻāpana hopena ua hoʻāla i nā ʻano manaʻo like ʻole.
ʻO kahi hui o nā astronomers mai kahi papahana ʻepekema e ʻimi nei i ke ola extraterrestrial, kahi o Stephen Hawking i ʻāpana, ua ʻike wale i ka mea hiki ke lilo i mea hōʻike maikaʻi loa no laila…
I ke kenekulia 19, i ka wā i hoʻomaka ai ka poʻe astronomers e nānā i ka lewa ma o kā lākou telescopes mua, ua kānalua lākou i ka ʻike ʻana i nā monuments kahiko, nā pōhaku megalithic, a me nā archaeological…