Scientists and policymakers are now faced with a difficult question: should the pursuit of greener energy come at the cost of ...

Canada's prime minister and his opponent kick off election saying Trump must respect sovereignty Denzel Washington and Jake Gyllenhaal on their record-breaking "Othello" Denmark's defense ...

Anyway, using their beer grant money, these researchers found that the efficiency of a potato based battery can be increased by boiling it for eight minutes which drops the internal resistance ...

In this activity you will build a battery using potatoes, lemons, and metal nails. It’s easier to recognize these items as coming from nature. Potatoes and lemons are harvested from plants. Metals ...