Scientists have created a catalyst for hydrogen generation from ammonia that becomes more active with time, and by counting atoms revealed changes that boost the catalyst's performance.

but that it is a chemical evolution of millions of years, absolutely random, like subsequent biological evolution, and that it increases in complexity over time. It can lead to self-organized ...

Department of Materials and Optoelectronic Science, Center for Functional Polymers and Supramolecular Materials, National Sun Yat-Sen University, Kaohsiung 80424, Taiwan ...

Amaranth comes from a word that means "unfading" in Greek. The flowers of this plant are a vivid crimson all summer long, making it a striking sight. However, the flowers aren't amaranth's big ...

Mesgaran: Palmer amaranth has evolved resistance to six classes of site of actions, including the most widely used herbicide, glyphosate. That leaves few options for chemical control. So integrated ...

Cavendish Laboratory, Department of Physics, University of Cambridge, J. J. Thomson Avenue, Cambridge CB3 0HE, U.K. ISIS Neutron and Muon Source, STFC Rutherford Appleton Laboratory, Harwell Science ...

A new study suggests that Stonehenge was built to unite the ancient Britons. This grand monument may have served as a symbol of unity when new groups from Europe were arriving in the region.

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Capital structure is the mix of debt and equity that fund a company's operations. A judicious use of debt and equity is a key indicator of a strong balance sheet. A healthy capital structure that ...