Caleb explains how, using advanced technology, aliens could have progressed beyond physical matter.
Caleb explains how the future of human evolution could unfold.
The Copernicus Complex: Are We Special in the Cosmos?
Caleb helps us to come to grips with the implications of some of the latest scientific research, from the microscopic to the cosmic.
Caleb Scharf, "The Copernicus Complex"
The science writers discuss the possibility of life elsewhere in the universe.
Caleb answers questions about black holes, gamma rays, galaxies, and the expansion of space.
How our view of the universe, and ourselves, is changing.
Caleb answers questions about matter and black holes.
The simple answer to that question is: absolutely yes.
Black holes blow bubbles. Caleb masterfully explains how these bubbles profoundly rearrange the cosmos around them.
Caleb discusses the weird and wonderful world of black holes.
The Mars rover Curiosity has been making some startling discoveries.
Black Holes – A Force for Good?
What do we know about the huge black vortexes in space?
Would we even be around to wonder about the universe if it wasn’t for black holes?
Hear scientists squirm to define life and candidly describe their thoughts about various attempts at a definition that lead to an interesting conclusion.
Miraculous Conception: Are Planets Forming Without Stars?