News
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AnimalsDogs flub problem-solving test
Confronting a tough task, dogs are more likely than wolves to give up and gaze at a human
By Susan Milius -
Science & SocietyShort memory can be good strategy
Game theory reveals that there’s a limit to the effectiveness of relying on prior results to predict competitors’ behavior.
By Andrew Grant -
Materials ScienceElectron waves refract negatively
Waves of electrons have been bent backward in a sheet of graphene, allowing physicists to focus electrons the way a lens focuses light.
By Andrew Grant -
AnimalsLoss of vision meant energy savings for cavefish
Novel measurement feeds idea that tight energy budgets favored vision loss in cavefish.