Analysis of silver and gold from the Anglo-Saxon kingdom of Northumbria finds that, contrary to popular belief, it did not suffer from a shortage of precious metals, questioning why the kingdom used copper-alloy coins rather than silver like its contemporaries.
Open any news feed from the past few months, and the disasters arrive in a stream: smoke reaching dangerous levels throughout Canada and flash floods in Ottawa, Montréal and Toronto; heat and drought arriving together on every continent.
Developing story — details emerging. Check the source link for the latest updates.
Developing story — details emerging. Check the source link for the latest updates.
Every time your heart beats, your lungs expand, or your skin stretches, a remarkable protein called elastin helps your body return to its original shape. But what exactly gives this protein its elasticity? For more than 50 years, scientists have debated whether elastin's ability to stretch and ...
A DNA analysis has confirmed that a Nazca infant who lived in southern Peru 1,600 years ago had a rare congenital condition called trisomy 13.