Repulsive interactions

(PhysOrg.com) -- The recent state of the roads is a clear illustration of what happens when water freezes into crystals of ice. But despite its frequent occurrence, the crystallisation of water is remarkably difficult to ...

Producing hydrogen from water with carbon / charcoal powder

In the latest advance in efforts to find an inexpensive way to make hydrogen from ordinary water—one of the keys to the much-discussed "hydrogen economy"—scientists are reporting that powder from high-grade charcoal and ...

New evidence that caffeine is a healthful antioxidant in coffee

Scientists are reporting an in-depth analysis of how the caffeine in coffee, tea, and other foods seems to protect against conditions such as Alzheimer's disease and heart disease on the most fundamental levels. The report, ...

Hot and cold moves of cyanide and water

Scientists have long known that molecules dance about as the temperature rises, but now researchers know the exact steps that water takes with a certain molecule. Results with small, electrically charged cyanide ions and ...

Interactive quantum chemistry in virtual reality

Scientists from the University of Bristol's Intangible Realities Laboratory (IRL) and ETH Zurich have used virtual reality and artificial intelligence algorithms to learn the details of chemical change.

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