At ambient conditions, water is an odourless, tasteless, transparent liquid. It’s a vital fluid yet it has very simple properties. Unlike soap bubbles, for example, water is not iridescent – it does not appear to change colour when we view it from different angles. Unless, of course, there is something colourful in the background that the water reflects giving it an apparent iridescence. Thi ...[Read More]
Imaggeo on Mondays: Cordillera del Paine
Images such as the one above inspire scientists and nature lovers alike. This photograph, showing a Chilean landscape with elements representative of various Earth-science disciplines, is simply stunning. In a beautiful mix of shapes and colours, a quiet lake with floating icebergs appears tucked in between a roughed mountain in the background and a colourful double rainbow in the foreground. The ...[Read More]
Imaggeo on Mondays: Kerlingarfjöll
Iceland, with its stunning volcanic landscapes, is one of the world’s most geologically rich countries. Kerlingarfjöll, featured in this week’s image, is a prime example of that. This Icelandic mountain range, covering an area of 150 square kilometres, formed during a volcanic eruption in the Late Pleistocene – some 100 thousand years ago. “Kerlingarfjöll is very different to the environment aroun ...[Read More]
Imaggeo on Mondays: Sequoias in full moon
The Sequoia National Park in Sierra Nevada, California, is one of the most beautiful wilderness areas in the United States. The park, spanning over 1,600 square kilometres, is home to high mountains, deep canyons, and long and pristine caves. But its most distinct feature are giant sequoias, the world’s largest trees. Sequoias (Sequoiadendron giganteum) grow to an average height of 50 to 85 metres ...[Read More]