foe

The U-Foes is a supervillain team appearing in American comic books published by Marvel Comics, usually as enemies of the Hulk.

Plants use a molecular measuring tape to tell friend from foe

Chloride ions turn from foe to friend in seawater-to-hydrogen breakthrough

Experimental therapy targets cancer’s bodyguards, turning foe to friend to eliminate tumors - EurekAlert!

Robert F. Kennedy Jr., Foe of Drug Makers and Regulators, Is Poised to Wield New Power

Brain Food or Foe? The Dual Faces of Vitamin B1

AI’s Invisible Foe: Confronting the Challenge of Digital “Dark Matter”

Fats help tag medical implants as friend or foe

An Unexpected Murderer – “Friend or Foe” Bacteria Kill Their Algal Hosts When Coexisting Is No Longer Beneficial

Chess players face a tough foe: Air pollution

'Friend or foe' bacteria kill their algal hosts when coexisting is no longer beneficial