For thousands of years, millions of monarch butterflies have migrated from the northern U.S. and Canada to Mexico for the winter. But exactly how they know where to go is still a mystery.

Monarchs traveled to a remote part of Mexico, a journey they've made for thousands of years, and wintered there. Now tens of millions of the butterflies are on an epic aerial journey back north.

Want to try butterfly gardening? Plant butterfly host plants to give caterpillars food and a place to grow through their ...

In the rugged landscapes of Canada’s Rocky Mountains, researchers have identified a previously unknown butterfly species.

More than half of UK butterfly species are now in long-term decline, as humans destroy habitats, use pesticides and drive climate change, experts said. The UK Butterfly Monitoring Scheme, run by a ...

Butterfly spreads use specific option combos to bet on stock volatility levels. Long butterfly spreads profit if the stock price hits the middle strike at expiration. Short butterfly spreads gain ...

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 ...

More than half of the UK's butterfly species have populations in long-term decline, a survey has found. The UK Butterfly Monitoring Scheme said that 31 of 59 species have had their numbers fall ...