Eric Walker changed the title of - YouTube to "You're Probably Wrong About Rainbows"
Eric Walker placed Laser weapons under Lasers
Eric Walker removed Laser weapons from Lasers
Eric Walker placed Laser weapons under Directed energy weapons
Eric Walker placed Separation of isotopes by laser excitation (SILEX) under Lasers
Eric Walker added Laser - Wikipedia to Lasers
Eric Walker added Powerful laser blast used to guide lightning strike for the first time to Lasers
Eric Walker placed Laser weapons under Lasers
Eric Walker placed Laser Interferometer Gravitational-Wave Observatory (LIGO) under Lasers
Eric Walker added Lasers to Photons and light