Imagine you’re a copper miner in southeastern Europe in the year 3900 B.C.E. Day after day you haul copper ore through the mine’s sweltering tunnels.
You’ve resigned yourself to the grueling monotony of mining life. Then one afternoon, you witness a fellow worker doing something remarkable.
With an odd-looking contraption, he casually...
From family photos in the cloud to email archives and social media accounts, the digital lives of Americans are extensive and growing.
According to recent studies by the password management companies NordPass[1] and Dashlane[2], the average internet user maintains more than 150 online accounts. Individuals produce hundreds of gigabytes of data...
About a century ago, scientists were struggling to reconcile what seemed a contradiction in Albert Einstein’s theory of general relativity[1].
Published in 1915[2], and already widely accepted worldwide by physicists and mathematicians, the theory assumed the universe was static – unchanging, unmoving and immutable. In short, Einstein believed...
Read more https://theconversation.com/where-is-the-center-of-the-universe-252695
About 66 million years ago – perhaps on a downright unlucky day in May[1] – an asteroid smashed into our planet.
The fallout was immediate and severe. Evidence shows that about 70% of species went extinct[2] in a geological instant, and not just those famous dinosaurs that once stalked the land. Masters of the Mesozoic oceans were also...