Every fall, a generation of monarch butterflies embarks on a journey spanning thousands of miles to a place they have never visited, guided by forces scientists still struggle to fully explain. What ...

Monarch butterflies undergo a huge migration every year. Now, there's new technology to track them from your phone for citizen science.

You may spot a monarch butterfly or two while at the beach this fall in Michigan as they gather to fly south for winter. The fall monarch butterfly migration is underway and will last through November ...

Butterflies' flight trajectories often appear random or chaotic, and compared with other hovering insects, their bodies follow seemingly mysterious, jagged, jerking motions. These unique hovering ...

Add Yahoo as a preferred source to see more of our stories on Google. A closeup of a black and orange monarch butterfly on the sunlit zinnia flowers blurred background© Wirestock Creators/Shutterstock ...