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 ...

Europa's hidden ice chemistry

(PhysOrg.com) -- The frigid ice of Jupiter's moon Europa may be hiding more than a presumed ocean: it is likely the scene of some unexpectedly fast chemistry between water and sulfur dioxide at extremely cold temperatures. ...

Take a peek inside a giant star right before it dies

The biggest stars in the universe are some of the most fascinatingly complex objects to inhabit the cosmos. Indeed, giant stars have defied full explanation for decades, especially when they're near the end of their lives.

Rare-earths become water-repellent only as they age

Surfaces that have been coated with rare earth oxides develop water-repelling properties only after contact with air. Even at room temperature, chemical reactions begin with hydrocarbons in the air. In the journal Scientific ...

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