People view the Northern Lights over Bamburgh Castle Beach Thursday in Northumberland, England. A powerful solar flare caused the aurora borealis to be visible farther south than usual. Josh Maidwell/Barcroft Media/Landov hide caption

itoggle caption Josh Maidwell/Barcroft Media/Landov

In this undated photo provided by the U.S. Department of Energy, a shipment of nuclear waste arrives at the Waste Isolation Pilot Plant, near Carlsbad, N.M. U.S. Department of Energy, Carlsbad Field Office/AP hide caption

itoggle caption U.S. Department of Energy, Carlsbad Field Office/AP

Empty shelves where eggs should be at a Whole Foods Market in Washington, D.C. The store blames increased demand for organic eggs. Dan Charles/NPR hide caption

itoggle caption Dan Charles/NPR

Astrophysicist Neil deGrasse Tyson hosts a new TV series called Cosmos: A Space-Time Odyssey. It's an update of the influential 1980 PBS series Cosmos: A Personal Journey, hosted by Carl Sagan. Patrick Eccelsine/Fox hide caption

itoggle caption Patrick Eccelsine/Fox