23+ hour, 28+ min ago  (330+ words) Capiz shell: Unusual physics revives interest in sustainable biomaterial'Deccan Herald The material behind it'the capiz shell'is finding renewed relevance today, as a subject of scientific and environmental interest..Derived from the marine bivalve Placuna placenta, or the windowpane oyster, these…...

6+ mon, 3+ week ago  (233+ words) World's largest salt flat Salar de Uyuni covers more than 10,000 square kilometres in southwest Bolivia. The Salar was once part of a prehistoric lake that dried up thousands of years ago. What ... High in the Andes mountains of South America…...