Learn how exhaust methane from lunar spacecraft may pollute the moon, potentially contaminating molecules that are billions ...

UC Davis researchers have developed a new method that uses light to transform amino acids—the building blocks of ...

A new gel made from porous nanosheets releases small neutral molecules in hours but holds charged molecules for weeks, ...

Weight says a lot. In the kitchen, it could mean cooking with too little or too much of an ingredient. For scientists, a ...

Drug developers are racing to design molecules that coax our cells into burning more energy even when we are sitting still, ...

Heating a substance makes its atoms and molecules move faster. This happens whether the substance is a solid, a liquid, or a gas. It’s not easy to see it happen in a solid but let’s try it for a ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The NASA Curiosity ...

A version of this story appeared in Volume 101, Issue 36 Not too long ago, these small-molecule drugs looked as if they were going out of fashion. Advances in biotechnology enabled pharmaceutical ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

Something strange was hiding in the Horsehead. The nebula, named for its stallionlike silhouette, is a towering cloud of dust and gas 1,500 light-years from Earth where new stars are continually born.