Researchers found a hidden mathematical rule in tree-like art. Branch thickness follows a predictable ratio, making trees recognizable.
A beautiful green aurora borealis streaked through the night sky, over a snow-covered forest in Fairbanks, Alaska, on Tuesday ...
Meanwhile, Brazil’s Fundação Nacional dos Povos Indígenas (National Foundation of Indigenous Peoples, or Funai) estimates ...
Welcome to Smartphone Picture of the Week! Each week, we select and share your best smartphone photos in an online feature ...