About: http://webisa.webdatacommons.org/224908927

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The nature of this dark energy and matter is the biggest mystery in cosmology today.
http://www.w3.org/ns/prov#wasQuotedFrom	physicsworld.com