Butterflies' flight trajectories often appear random or chaotic, but their hovering patterns can potentially provide critical design insights for developing micro aerial vehicles with flapping wings.

Kelly Eden, a model and artist, started raising monarch butterflies last year. This summer, she released 10 healthy monarchs from her Los Angeles garden. But last month, two butterflies emerged from ...

Flying flowers is how some define butterflies — and rightfully so. Flashing a rainbow of color, as they hungrily hover around and insert their proboscis into their pollen, butterflies present an ...

Over the past 20 years the U.S. butterfly population has declined 22%, a dramatic loss that has scientists concerned. "The easy number to think about is the total number of butterflies in your yard.