A new study provides strong evidence for a controversial theory that at very cold temperatures water can exist in two distinct liquid forms, one being less dense and more structured than the other.

What do a toaster and a quantum simulator have in common? Lincoln Carr of the Colorado School of Mines explains in this episode of Physics World Weekly. Carr, who has worked as a professional actor, ...

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More than a year ago, computational scientists at the Department of Energy's Oak Ridge National Laboratory published a study in the Journal of Chemical Theory and Computation that raised a serious ...

Water, so ordinary and so essential to life, acts in ways that are quite puzzling to scientists. For example, why is ice less dense than water, floating rather than sinking the way other liquids do ...