NASA Explains Why June 30 Gets an Extra Second


Today, Tuesday, June 30, 2015 will get an extra second, or also called leap second. The folks at NASA are the right people to explain why today is longer.“Earth’s rotation is gradually slowing down a...

NASA Explains Reason Behind Extra Second for June 30


On the coming Tuesday, that is June 30th, 2015, the day will be slightly longer than usual. A single second known as a leap second will be added to the duration of the day. What is happening is that...