A monarch butterfly (Dannaux plexippus) flaps its wings in Piedra Herrada Sanctuary, Mexico. Might this start a chain of events that results in a tornado in Texas? Photograph by Jaime Rojo In 1961, ...

Butterfly wings get their color in ways that almost feel impossible. Up close, each wing is made of countless tiny scales that either hold pigment or manipulate light. The oranges, reds, and browns ...

In the rugged mountains of central Mexico, Peggy Campbell-Rush boarded an open pickup truck, rode on horseback, and hiked with a small group led by an internationally known conservationist to reach ...

Back in 1961, a meteorologist named Edward Lorenz stumbled upon something extraordinary while working on weather predictions. By tweaking a single number in his calculations just rounding it slightly ...

Milad Haghani does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

A Yale-led study warns that global climate change may have a devastating effect on many butterfly populations worldwide, turning their species-rich, mountain habitats from refuges into traps. Think of ...

It’s always fun to hear about magical coincidences and serendipitous moments, like when someone decides to take a last-minute road trip and ends up meeting the love of their life. On TikTok, many ...