Spurt in oxygen levels 550mn yrs ago drove evolution of animal life
December 18th, 2010 - 5:09 pm ICT by ANI
Washington, Dec 18 (ANI): A new study at the University of Oxford has revealed that 550 million years ago, when atmospheric oxygen levels on the planet rose sharply from 3 percent to ... Read more...
Posted in Health Science |
How plant tissues know which end is their growing tip
August 30th, 2009 - 2:57 pm ICT by ANI
Washington, August 30 (ANI): A team of scientists has silenced nine genes in a multicellular organism, which allowed them to discover molecular secrets of how certain plant tissues know which end ... Read more...
Posted in Health Science |
‘Dancing’ algae can ‘waltz’ and ‘minuet’
April 21st, 2009 - 12:34 pm ICT by ANI
Washington, April 21 (ANI): Scientists at the Cambridge University, UK, have discovered that freshwater algae can form stable groupings in which they dance around each other, resembling forms like waltz and minuet.The ... Read more...
Posted in Health Science |