Benjamin Franklin used color swatches and snow to test which colors absorbed more energy from the sun.
Why are some mountain lakes so beautiful? Thank a glacier.
An easy way to have a green thumb is by finding a plant that will thrive in your home or office.
Can spending enough time under a very bright moon get you tan?
Scientists are engineering a method for turning solar energy into fuel.
Cats shed their fur in response to increased sunlight; most indoor cats, however, lose track of seasonal changes and therefore shed year around.
The light in Earth's atmosphere may reflect signs of extraterrestrial life.
Where's the best place to keep warm, a mountain top or a valley? Well, it just depends...
In the middle latitudes of the northern hemisphere, southward facing objects get more sunlight throughout the year.
Solar energy may be sustainable, but it's not efficient. Scientists trade silicon for perovskite to give solar cells a boost.