Most major biological molecules, including all proteins, DNA and RNA, point in one direction or another. In other words, they ...

A new study explores how complex chemical mixtures change under shifting environmental conditions, shedding light on the ...

See how cells compare along a relative scale axis with other molecules, tissues, and biological structures (blue arrow at bottom). Note that a micrometer (μm) is also known as a micron.

“Driven by curiosity and plausible applications, some researchers had begun work toward creating lifeforms composed entirely of mirror-image biological molecules,” the researchers wrote in a ...

Another challenge in solving this puzzle was the enormous range of biological functions researchers found for prostaglandins. These molecules promoted pain and inflammation, regulated pregnancy ...

"All crops in the world are susceptible." Scientists uncover surprising method to contain crop-devastating insect: 'A ...