The most detailed look yet at the monarch butterfly’s built-in clock suggests it’s an ancient model. The molecular mechanism that keeps the day-night rhythm in the butterfly’s brain shares features ...

(In the mouse, light enters the clock through the animal's eyes.) Given the function of CRY in flies and the role of light in migration, scientists presumed that the monarch's clock would resemble ...

From reproductive rights to climate change to Big Tech, The Independent is on the ground when the story is developing. Whether it's investigating the financials of Elon Musk's pro-Trump PAC or ...

During their winter migration to Mexico, monarch butterflies depend on an internal clock to help them navigate in relation to the sun, scientists have found. During their winter migration to Mexico, ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American As the Monarch butterflies are passing ...