Energy

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Articles about Energy

2,772 published items.

Why is the sky blue?
Environment

Why is the sky blue?

Each color corresponds to 1 wavelength, frequency and carries different energy. Purple light has the shortest wavelength in the visible spectrum.

December 16, 2018
What Is the Greenhouse Effect?
Environment

What Is the Greenhouse Effect?

The greenhouse effect is the process by which certain atmospheric gases absorb and re-emit infrared radiation, slowing the loss of heat from Earth's surface to space. Wi…

December 16, 2018
Clean energy sources are far outstripping coal
Environment

Clean energy sources are far outstripping coal

2015 is the year marked a major turning point for the clean energy industry when for the first time in history, renewable energy has surpassed coal to become the world's…

December 16, 2018