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With each breath, four out of every five molecules we inhale are nitrogen. This colourless, odourless gas makes up nearly 80% of the air that sustains us - yet it plays no direct role in keeping ...

Neanderthals were cannibals. Copious evidence from the fossil record, spread across time and geography, shows that neanderthals ate each other. Scientists have discovered neanderthal bones that bear ...

The Akkadians. The Maya. The Tang Dynasty of China. The Chaco. The Indus Civilization. These diverse societies, separated by oceans and continents, each persisted for hundreds of years. They had ...

Serotonin is often described as the happiness chemical because of its well-known role in regulating mood. However, recent research suggests this familiar molecule may play an unexpected role in ...

In 1980, Stephen Hawking gave his first lecture as Lucasian Professor at the University of Cambridge. The lecture was called "Is the end in sight for theoretical physics?" Hawking, who later ...

Despite rapid progress in clean energy and electric vehicles, the world is still warming faster than ever. The good news is that we already have powerful ways to reduce the warming rate - if ...

It seems contradictory: the pills you're taking for headaches might actually be perpetuating them. Medication-overuse headache is a well-documented medical phenomenon, but the good news is it's ...

"The internet will have no more economic impact than the fax machine," said Nobel laureate Paul Krugman. U.S. intelligence insisted the Afghan government would hold for months after the American ...

For decades, U.S. marriage rates have been on the decline while the average age at which Americans have children has risen. Alongside this, birth rates have dropped -- a phenomenon the Health and ...

Today, reading and writing are considered essential to function in modern society, but more than 2,400 years ago in Ancient Greece, the legendary philosopher Socrates was not a fan. Famous for never ...