Extra dimensions, gravitons, and tiny black holes

Symmetry, Free Full-Text

2- What is a black hole? - Expedition Black Hole

How would we be able to create a black hole using relativity? - Quora

Compatibilising the Incompatible: A Brief History of String Theory and its Limitations – Retrospect Journal

PPT - Spacetime Curvature & Extra Dimensions PowerPoint

Black Holes / Useful Notes - TV Tropes

Ruth Gregory Durham Centre for Particle Theory Black Holes. - ppt

Trans-Dimensions Extra-Dimensions

Gravitational Energy; Aerospace's Future Technology