why do we cry, animals tears

What do tears of animals mean?

environment - 22 May 2015

We say “have a crocodile tears”, but do animals cry really? [Read more]

does it snow can hydrate

Can snow hydrate you when you are thirsty?

health - 30 January 2015

It is not because it is white that snow is clean [Read more]


Water quality: challenges to protect water

origins - 22 October 2013

Water quality decreased because of the chemical revolution. Protecting water sources is the new challenge for a better quality [Read more]

water on fruits or vegetables

How much water does each element contain?

lifestyle - 20 February 2015

Did you know that crab contains 70% of water? Discover the amount of water in vegetables or animal [Read more]