Sentence examples for effect is not unknown from inspiring English sources

This "winner effect" is not unknown, but the researchers say it seldom persists as long as 24 hours.

The principle that two separate GPCRs for one transmitter family, such as adenine nucleotides, mediate opposing effects at sympathetic nerve terminals is not unknown: noradrenaline and adrenaline activate presynaptic α2- and β2-adrenoceptors and thereby cause inhibition and facilitation of noradrenaline release, respectively (Boehm and Kubista, 2002).

Trouble is not unknown.

Thievery is not unknown.

But violence against foreigners is not unknown.

Hiring private planes is not unknown.

Abqaiq is not unknown to terrorists.

Winter frost is not unknown.

Asparagus ice cream is not unknown.

Unanimity is not unknown at other conferences.

This reality is not unknown in Washington.