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Belgian cosmologist and Catholic priest Georges Lemaitre made that connection by realizing that the theory of general relativity described an expanding universe.

Lemaitre was the first to argue that the expansion must have begun during the big bang.

When France's Christophe Lemaitre became the first white man to break 10 seconds for 100m in 2010, he made global headlines for the colour of his skin.

"They are two good signings who will complete our forward pack for many years," Toulon club president Bernard Lemaitre told the AFP news agency.

"They respond to the profiles we're looking for in our recruitment," added Lemaitre.