Michael McConnohie

To determine the true age of the Earth, geochemist Clair Patterson developed the uranium-lead dating method to make an unprecedented discovery – calculating Earth’s age of 4.5 billion years. But…

The Rangers rush back to Earth to fight off an attack by Repelletor.

The Rangers travel to Edenoi to check on Alpha’s creator, when they encounter the Masked Rider, who believes they have come to harm him.