As the climate crisis becomes a part of daily life with unprecedented heat waves and cold snaps, technology to effectively remove greenhouse gases is emerging as a critical global challenge. In ...

Ancient enzymes show life’s nitrogen signal stayed unchanged for billions of years, helping scientists read early Earth.

A biochemical reaction is the transformation of one molecule to a different molecule inside a cell. Biochemical reactions are mediated by enzymes, which are biological catalysts that can alter the ...

The activation of amines into thiocarbamoyl fluorides provides access to valuable nitrogen-based functionalities. Here, the authors report a mild, photochemical method for in-situ generation of ...

Epinephrine can quickly ease dangerous anaphylaxis symptoms, but you still need emergency care because symptoms can return hours or days later. Use an epinephrine auto-injector right away for trouble ...

Oxygen sensors detect the amount of oxygen in the exhaust. Oxygen sensors usually don’t have a replacement schedule. A bad oxygen sensor can be diagnosed with a code reader or scan tool. A car’s ...

In the United States, about 33 million people and 1 in 13 children have food allergies, and nine foods cause 90% of reactions. These include milk, eggs, peanuts, tree nuts, wheat, soy, fish, shellfish ...

Utrecht University researchers Rodolfo Subert and Marjolein Dijkstra show in their latest study that complex three-dimensional networks in materials can emerge from nothing more than particle shape.