The only way to measure the sun's past activity is to look for evidence of spiking flares in preserved tree trunks and ancient glacial ice. However, these sources haven't allowed researchers to get a ...

One misconception ‒ at least for inhabitants of the Northern Hemisphere ‒ is that seasons on Earth are a result of the distance between the Earth and the sun, with the warmer months being ...

It is the warmest time of the year in the southern hemisphere. In the northern hemisphere, where we live, the Sun's angle is low in the sky because our half of Earth is tilted on an axis away from ...