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Pump water, store energy
Some PSH units have been functioning in Europe and Japan for more than 100 years. Water is pumped from a lower reservoir or the side of river to a higher pond using cheap off-peak grid electricity or ...
Asteroid Bennu could trigger a global winter lasting more than 3 years and here’s what’s known
A report published in Science Advances details when the asteroid could collide with Earth and the destruction it would cause.
Our skin gets drier as we age — look for these 7 ingredients in a moisturizer for mature skin
Moisturizers for mature skin should hydrate the skin and improve the look of fine lines, wrinkles and uneven skin tone. Shop ...