Learn the surprising reasons why Earth has grown darker over the last 20 years, which include volcanoes, clouds, and cleaner air.

The Earth is reflecting less and less sunlight into space, especially in the Northern Hemisphere. The decline over the last ...

The solstice is the point at which the Earth's northern hemisphere points most directly at the sun. In 2025, the summer solstice will occur at 10:42 p.m. June 20. With Memorial Day in the rearview ...

The solstice takes place at 10:42 p.m. on June 20, 2025. Daylight hours in Michigan on the solstice will range from approximately 15 hours and 15 minutes to over 16 hours depending on location. The ...