From mysterious ruins to jaw-dropping architecture, these archaeological gems are like time machines in stone.

Archaeologists are turning their attention and research skills to far-flung places on the Earth and beyond, discovering new ...

Based on Coll Macià's upper-bound generation interval of about 30 years, there have been at least 10,000 generations of ...

Humans really do rule the world. We took over fast and far, more than any other wild vertebrates. We inhabit nearly every corner of the world, and can thrive in deserts, tropical rainforests and even ...

Landing humans on Mars could teach us whether life ever existed beyond Earth, how planets change over time, and how humans can live on other worlds. By studying Mars up close, astronauts could answer ...

Of the 8.7 million species on Earth, why are human beings the only one that paints self-portraits, walks on the Moon and worships gods? For decades, many scholars have argued that the difference stems ...

THIS ARTICLE IS republished from The Conversation under a Creative Commons license. In pursuit of knowledge, the evolution of humanity ranks with the origins of life and the universe. And yet, except ...

Two chimpanzees meeting with each other apparently have a discussion using hand gestures, one of the human-like characteristics of other mammals. (Getty Images) Of the 8.7 million species on Earth, ...