An alternative theory suggests attacks by free radicals may be the main driving force behind ageing.

Damage caused to cells by free radicals is a theorized contributor to some diseases.

Explore the area made famous by radicals and immigrants.

Assume that p has a root in which is an extension of F by radicals.

Her report covers 30 years of activities by Islamic radicals.

Co-editor; essays by young religious radicals of the time.

"He reacted to efforts by radicals among the reformers to weaken him," the former official said.

A wiser reaction would be to face up to their religion's subversion by radicals.

The second system of dictionary organization is by recurring graphic components or radicals.

Violent protest by radicals also occur in the name of causes apparently isolated from public sentiments.