According to the Environment Protection Agency, solar energy is defined as energy derived from the sun's radiation. Solar energy sustains life on earth. It is also becoming increasingly common that this energy is convert... More »

Both of the primary types of solar power are made by capturing energy from sunlight. Photovoltaic solar energy is the most common type and is produced when photons contained in sunlight hit a silicon solar panel. The oth... More »

In 1876, William Grylls Adams and Richard Day produced a small amount of electricity by exposing selenium to light. This marked the first time someone was able to convert light into electricity without the aid of heat or... More » Science Astronomy Our Sun

Solar energy is defined as energy obtained from the sun's radiation. The two main forms of solar energy include active solar energy and passive solar energy. More »

Solar energy is important because the sun is a sustainable source of energy that can be used to power homes and businesses globally. Fossil fuels are finite and contribute to climate change, so it's important that altern... More »

Clouds serve as reflectors of incoming solar radiation, also called insolation, which is the short-wave radiated energy from the sun that propagates through the Earth's atmosphere. However, the extent to which an individ... More »

The main consequence of a depleted ozone layer is a reduction in the protection it affords against harmful ultraviolet radiation (UVB) emanating from the sun. According to the Environmental Protection Agency (EPA), incre... More »