Earth may not have seven continents after all. From the earliest of grades, schoolchildren around the world have memorized ...

A large-scale genome study shows that Indigenous peoples in the Americas split off several times, resulting in loss of ...

Map of South America showing the change in the number of days of simultaneous heat, dryness, and fire risk between the periods 1971–2000 and 2001–2022. This is Fig 1a from the published paper.

and South America. But new research is shaking up that familiar list. A study published in Gondwana Research presents a case that challenges the very framework used to define continents.