"Dolphins have been observed to create bubble rings by exhaling air
carefully in the middle of the vortices caused by the motion of their
fins through the water, among other techniques.
http://www.metacafe.com/watch/1041454/dolphin_play_bubble_rings/
http://www.metacafe.com/watch/1041454/dolphin_play_bubble_rings/
Continue reading Dolphin Play Bubble Rings.
US researchers say they have made the darkest material on Earth, a
substance so black it absorbs more than 99.9 per cent of light.
Black is the new black in science
Black is the new black in science
Earth From The Air is a spectacular presentation of large-scale photographs of astonishing natural landscapes.
Created by world-famous photographer Yann Arthus-Bertrand
Created by world-famous photographer Yann Arthus-Bertrand
