Medicine & TechnologyOur Earth is now revolving faster than it has for five decades, assumed to be slowly winding down, but you need to know why this is happening.
Scientists think that adding a negative leap second would correct the time because the Earth is spinning faster than it has in the last five decades, making the day shorter than 24 hours.
Twitter is currently testing its new feature known as "fleets." It allows users to post tweets that disappear automatically after 24 hours. For the time being, this experimental feature is available in real-time, only in Brazil.