Every clonal raider ant lives a nearly identical life. Each new generation of these blind, queenless ants is born at the same time, eats the same things, lives in the same environment, and—as an ...

For more than sixty years, one battered skull has stirred a fight that would not fade. The fossil, stored in Ohio, carried a ...

Microscopy refers to any method used to acquire images of nearby objects at resolutions that greatly exceed the resolving ability of the unaided human eye. Object visualization may be mediated by ...

Electron microscopy uses a beam of electrons to illuminate a sample and achieve much higher spatial resolution than light microscopy. Transmission electron microscopy generates an image of the ...