"Oh, some things can definitely be measured scientifically. Some magic manifests as one kind of energy or another, and then if you have a way of studying quantum wave-forms there's an awful lot that can be gleaned from that, but--"

He blinks, trailing off as Hayden waves his hand and the light shimmers around his fingertips. Well, then! The methodology, and the color of his magic is so familiar it's almost like looking in a mirror. Except a snow leopard has never been the end result of Loki's casting.

He looks from Sabu to Hayden and back, and grins. "Oops?" A shrug. "I was powerless when I first arrived, but mine returned when I least expected it, too. Maybe you slipped through the cracks because you're a spirit?"