The past five years have not been easy for the people of the Pacific. COVID restrictions disrupted tourism and upended supply chains, while global fuel shocks raised prices and hit island economies hard.
Bumblebees are only an inch long, but they help power the global food system. Roughly one-third of the food we grow depends on pollinators like bees—and those bees are regularly decimated by pesticides.
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Even in darkness, many animals retain a sense of orientation because their nervous system sustains a memory of heading encoded by the activity of head-direction (HD) cells. Animals continuously update this internal compass by temporally integrating angular head velocity relayed by vestibular, op...
Multicellular life depends on remarkable acts of cooperation. Every cell in the human body must sense what is happening around it, interpret signals from its neighbors and respond in ways that support the larger tissue. These chemical, physical and electrical messages help determine when cells ...