Developments

Lights energy πŸ’‘πŸ’‘πŸ’‘

The main source of light on Earth is the Sun. Sunlight provides the energy that green plants use to create sugars mostly in the form of starches, which release energy into the living things that digest them. This process of photosynthesis provides virtually all the energy used by living things. Historically, another important source of… Continue reading Lights energy πŸ’‘πŸ’‘πŸ’‘

Developments

Dreams

There are five phases of sleep in a sleep cycle: Stage 1: Light sleep, slow eye movement, and reduced muscle activity. This stage forms 4 to 5 percent of total sleep. Stage 2: Eye movement stops and brain waves become slower, with occasional bursts of rapid waves called sleep spindles. This stage forms 45 to… Continue reading Dreams