12 Oct
2016
12 Oct
'16
2:14 p.m.
Possible extraterrestrial intelligence evidence - Peculiar periodic spectral modulations 234 solar type stars out of 2.5 million stars | | | | | | | | | | | Possible extraterrestrial intelligence evidence - Peculiar periodic spectra... The Sloan Digital Sky Survey has analyzed 2.5 million stars and is seeing very short light pulses along with nor... | | | |