Scientists have found a way to recycle human urine into food supplements and plastics, an advance that may make long duration space trips more feasible.

Astronauts cannot take a lot of spare parts into space because every extra ounce adds to the cost of fuel needed to escape the Earth's gravity.

"If astronauts are going to make journeys that span several years, we will need to find a way to reuse and recycle everything they bring with them. Atom economy will become really important," said Mark A Blenner, from the Clemson University in the US.

The solution lies in part with the astronauts themselves, who will constantly generate waste from breathing, eating and using materials....Read more

Source web page:Tribune India