Urine, when mixed with chlorine, can create a toxic substance called cyanogen chloride. This is a particularly nasty blood agent that was once proposed for chemical warfare. So, just how much urine in a pool would be enough to kill you? Ars Technica has the answer.
Here’s a fantastic invention called the True Mirror. This wonderful contraption allows you to see yourself as others see you! Instead of seeing yourself in a mirror image, a True Mirror allows you to see yourself as you are.
We’ve discovered some fascinating aspects of human nature that arise when people see their true appearance. Because it is very challenging to confront new information about one’s self, the responses are usually very dramatic
If one was to judge by sheer wealth, the last half-century should have been an ecstatically happy time for people in the US and other rich nations such as Canada, Japan and Great Britain.
Happiness, it seems, boils down to your commute. The happiest cities in the world tend towards shorter commutes by walking, running or biking than
Driving in traffic is harrowing for both brain and body
Sometimes the heart sees what is invisible to the eyes
At 103, Fauja Singh might just be the oldest marathon runner ever. Mr Singh really does get better with age. He ran his first marathon at 89 and since then has run in no fewer than nine more! When he ran his first marathon, he posted a time of 6:54. Three years later at 92 years old, he bested his time and ran 5:40.
An active man, he says he runs every day:
Seven to eight kilometres every day,” he says. “I walk some, jog some, and run some
Born with such weak legs that he could not walk until he was 5, Singh discovered his gift for running rather late in life. After the horror of seeing his fifth child die during a monsoon in his village in 1994, he moved to London to live with his eldest son. He began running with some other expats he met to distract himself and make friends and soon found he had a penchant for it.
His incredible running career has seen him meet Queen Elizabeth II and run with the Olympic torch in the London Games in 2012. Now, at 103, he has declared he has run his last marathon.