Tiny changes at the atomic scale can determine the future of clean energy. In a new study, Tohoku University researchers have revealed how the precise coordination environment surrounding a single ...

Affirm has struck a partnership with Virgin Media O2 to offer pay-over-time financing for devices bought through O2, adding a new payment option alongside the operator’s existing Pay Monthly handset ...

In a combustion reaction, fuel is burned and reacts with oxygen to release energy. Respiration is the chemical change that takes place inside living cells. Glucose and oxygen are used to release ...

A new technique, based on a chain reaction of recognition and hybridization events between two sets of DNA hairpin molecules, offers an enzyme-free alternative for the rapid detection of specific DNA ...

Biphasic anaphylaxis is a second anaphylactic reaction after successful treatment, without new allergen exposure. It can occur up to 72 hours later, often peaking within 8 to 11 hours. Symptoms can ...

A catalyst is a substance that speeds up a chemical reaction. The catalyst is not used up or chemically changed during the reaction. Enzymes are catalysts that work inside the cells of living ...

People often have an unpleasant reaction to something they have eaten and think they have a food allergy. But they may be having something else: a reaction called food intolerance. What's the ...

Biosynthesis is the generation of natural products through enzymatic reactions, as in cellular metabolism. Successive enzymatic reactions by a number of enzymes are generally required to achieve a ...