Solar energy the next generation power

Solar energy is radiant light and heat from the sun harnessed using a range of ever-evolving technologies solar heating, solar photovoltaics, solar thermal electricity, solar architecture and artificial photosynthesis. such as Solar technologies are broadly characterized as either passive solar or active solar depending on the way they capture, convert and distribute solar energy. Active solar techniques include the use of photovoltaic...

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How Can science prove the age of the earth?

No scientific method can prove the age of the earth and the universe, and that includes the ones we have listed here. Although age indicators are called ‘clocks’ they aren’t, because all ages result from calculations that necessarily involve making assumptions about the past. Always the starting time of the ‘clock’ has to be assumed as well as the way in which the speed of the clock has varied over time. Further, it has...

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Galaxy Collision (Video)

Two spiral galaxies undergo a protracted crash lasting two billion years, eventually merging into a single elliptical galaxy. Credit: NCSA/NASA/B. Robertson (Caltech) and L. Hernquist (Harvard Univ.) Video from youtube Sour...

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