An ant walking in the desert can gauge distance by footsteps and the sun's position, but an ant being carried can estimate distance by visual information perceived as it passed by.
Imagine for a moment that you’re a very hungry bird soaring over 30-foot ocean swells in high winds, with no land for thousands of miles.
How do you know where you’re going?
If you’re a wandering alba...
The moon has guided our movements and cultures, and though we may think we know it well, it still guards some of its deepest secrets from us. A new book from Rebecca Boyle take us on a deep dive into ...
In 2013 a new user named Cleo took an online math forum by storm with unproved answers. Today she’s an urban legend. But who was she? 2023 editor's pick....