Just step into your house and look around. All our appliances from our refrigerator to air-conditioner to smartphones, everything would become useless in a world without electricity. This is why electricity is considered one the most valuable commodities in the world.

The coastal state of Maharashtra has three major rivers and several lakes, making it one of the few states in India having a vast water bank. However, most of its water bodies, including the Godavari, Krishna and Tapti rivers, are so polluted that they look like nullahs or drains. Heard about the Jayanthi and Gomati nullahs of Kolhapur? Well, according to water conservationist Rajendra Singh, they were once a water source but today we call them nullahs.

The little things in life are easy to misplace. What's even easier is to lose them. Here's a way to find all your little belongings at one place and make sure that you don't lose them.  Step 1: Take a rectangular cardboard box with a lid. You can use a discarded shoebox from the house. Step 2: Open the lid of the shoebox and measure its height with the help of a scale. Note the reading. Step 3: Take the leftover cylindrical cardboard from a finished roll/sheet of aluminum foil and cut it into smaller parts... Read more here.

40 per cent insect species are declining, a third are endangered. 

Rising sea level is the biggest threat to the world's largest coastal mangrove forests located in India and Bangladesh