Uncommon science: eye-opening scientific findings and impressive technological advances. Interesting facts and thought-provoking theories about Human, Earth and the Universe

‘Christmas Star’ Will Appear in the Sky for the First Time After 800 Years

This winter solstice brings us a one-in-lifetime chance to witness a rare astronomical phenomenon called ‘Christmas star’ or, more scientifically, ‘Great conjunction’. Why Is the Great Conjunction So Rare? It seems that 2020 has more surprises to give, and not all of them are unfortunate. After Halloween's blue moon, there…

8 Hand Gestures That Have Totally Different Meanings Around the World

Have you ever been warned against using certain hand gestures when travelling abroad? Can you recognise where a person comes from simply by their hand gestures? Why do the meanings of hand gestures differ so greatly in different countries? Hand gestures and communication Human beings communicate in a number of…