Tag Archives: intensity

We know that sitting up after hours is not good for us, but how much exercise is necessary to prevent a day of negative health effects at the desk? A new study suggests that sweating should be done for about 30-40 minutes per day. There is a fair amount of …

NASA is actively monitoring an early anomaly in the Earth’s magnetic field: a gigantic region with lower magnetic intensity in the skies above the planet, which extends between South America and southwest Africa. This large, evolving phenomenon, called the South Atlantic Anomaly, has intrigued and troubled scientists for years, and …