Is the longest-lasting civilization China, ancient Egypt or Mesopotamia? Here's a look at the evidence for each of these enduring cultures.

Is the longest-lasting civilization China, ancient Egypt or Mesopotamia? Here's a look at the evidence for each of these enduring cultures.

An opinion piece published today in the Proceedings of the National Academy of Sciences urgently calls for more research into the specific pathways by which civilization could potentially collapse ...

An opinion piece urgently calls for more research into the specific pathways by which civilization could potentially collapse due to climate change. Scientists have warned that climate change ...

Ideally, this is true, but it often seems like some civilizations never got the message. Though maybe it depends on what you mean by justice, and how you define "civilization" — if you can at all.