Most people believe that they can notice every minute detail and observe tiny errors that are missed by others. However, spot the difference puzzles often prove the opposite. When you are presented ...

This story appears in the January 2012 issue of National Geographic magazine. Every summer, on the first weekend in August, thousands of twins converge on Twinsburg, Ohio, a small town southeast of ...

Combining optical and X-ray lasers enables imaging with high temporal and spectral resolution. By taking pictures of a succession of exploding targets, a movie can be made charting the dynamics of the ...

The US military is now targeting ‘designated terrorist organisations’ in Ecuador, just days after Donald Trump’s administration began a war with Iran. It marks another foreign escalation by the United ...