What is tear gas? Learn more about the evolution of tear gas and why some scientists recommend a revaluation of its use.

Learn how “robot metabolism” allows machines to take material from their surroundings to “grow” and to “heal." ...

Looking for alternative wellness hacks? Current social media trends strangely resemble medieval cures.

Learn how a new reading of an 800-year-old medieval sermon has revealed fresh insights into the famous English poem 'Song of ...

Learn more about LIGO, the observatory that detected two massive black holes merging, the largest in recorded history.

Learn how alcohol became a vital tool in the evolution of early societies and what drinks ancient people enjoyed at feasts ...