Ancient Maya built sophisticated water filters

Ancient Maya in the once-bustling city of Tikal built sophisticated water filters using natural materials they imported from miles away, according to the University of Cincinnati.

Scientists turn methane into methanol at room temperature

A team of researchers from Stanford University and the University of Leuven in Belgium has further elucidated an intriguing process that could be an important step toward a methanol fuel economy with abundant methane as the ...

Graphene-wrapped zeolite membranes for fast hydrogen separation

The effects of global warming are becoming more serious, and there is a strong demand for technological advances to reduce carbon dioxide emissions. Hydrogen is an ideal clean energy which produces water when burned. To promote ...

Zeolite synthesis made easy

Zeolites are porous materials with perfectly regular pores and high surface area that can act as molecular sieves. This property has led to important applications including the purification of air or water such as the contaminated ...

Better catalysts for the petrochemical industry

When crude oil is refined to fuels and chemicals, help is at hand—in the form of so-called catalysts. Scientists now provide a reference parameter for the performance of an important class of catalysts for petrochemical ...

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