Ancient DNA has been pulled from a permafrost-preserved woolly mammoth found in Siberia, and scientists are thrilled. They ...

Increasing paternal age has been linked to elevated health risks for the next generation, including higher risks of obesity ...

According to research from a team at the University of Utah Health and the University of Nevada, Reno School of Medicine, ...

Add Yahoo as a preferred source to see more of our stories on Google. In 1957, just four years after Francis Crick and other scientists solved the riddle of DNA’s structure—the now famous double helix ...

When scientists sliced into a block of Siberian permafrost and pulled out a woolly mammoth nicknamed Yuka, they expected to ...

A single enzyme that can generate all four nucleoside triphosphates, the building blocks of ribonucleic acid (RNA), has been ...

Hidden RNA signals in sperm reveal an "aging cliff" that could impact offspring health.

The natural RNAi mechanism can be directed by either short interfering RNA (siRNA) or microRNA (miRNA). 1 There are four key steps in the RNAi pathway. When miRNA acts as the guide for RNAi, only a ...

How does a cell know when it’s been damaged? A molecular alarm, set off by mutated RNA and colliding ribosomes, signals danger. When the sun shines on your skin, what does it hit? When it causes a ...

Explore RNA interference methods, comparing siRNA and shRNA for gene knockdown, their mechanisms, advantages, and ...