In most developing tissues, signals called morphogens act like lighthouses, guiding nearby cells toward their fate and telling them what to become. Each cell relies on such signals for organized ...

Mayflies are ancient insects that possess a unique life stage not found in other winged insects: Their fully-grown nymphs develop into a winged subadult stage, the so-called subimago, which is not yet ...

Beetle wings are often hidden. Nestled behind armored shields on the beetle’s back, they unfurl in whirring sheets, whisking their clumsy owners from danger. Beetles don’t have more than two sets of ...

Classification of insects and their wingbeat kinematics -- Wingbeats and vorticity -- Evolution of flight in the insect orders -- Problems of endopterygote insect ...