Big ideas reflecting our evolution and what makes us intrinsically human.
The Neolithic brought larger populations, technological advancements, but also had negative consequences.
A photographer captures striking images of humanity's impact on the planet
From cocktails to karaoke, why more Japanese people are going it alone.
How we view scandal tells us a lot about the society we live in.
Evidence found in caves suggests we may have been cooking earlier than 300,000 years ago.
Many have come to use a phone booth to dial to their lost loved ones, after Japan's 2011 tsunami.
Were Sartre and De Beauvoir the world’s first modern couple?
What can we learn from how chimps behave?
Human children often take care of toys like babies, and it seems chimps do too.
The story of how humans share DNA with Neanderthals.
A brief history of violence.