This diagram depicts the chemical structure of pyrimidine, a six-membered aromatic ring with two nitrogen atoms at positions 1 and 3 (highlighted in blue). The remaining positions are occupied by ...

A rock measuring 900 meters is on a journey through our solar system, providing what is arguably one of the strongest pieces ...

All the essential ingredients to make the DNA and RNA underpinning life on Earth have been discovered in samples collected ...

Woah. The post Samples From Distant Asteroid Contain All DNA and RNA Building Blocks appeared first on Futurism.

Maize serves as a vital model species for advancing our understanding of plant biology, yet many mysteries remain about the ...

Adenine was first discovered in 1885 by the German physiologist Albrecht Kossel. He isolated adenine from the pancreas of oxen and named it "adenine" derived from the Greek word "aden," meaning gland.

RNA’s Surprising Role in DNA Repair New insights could lead to improved treatments for cancer and other diseases. Francesca Storici and her research team discovered a surprising role for RNA in DNA ...

Add Yahoo as a preferred source to see more of our stories on Google. Double-strand breaks in DNA can be deadly. Victor Golmer/iStock via Getty Images Plus Your DNA is continually damaged by sources ...

We’re celebrating 180 years of Scientific American. Explore our legacy of discovery and look ahead to the future. In 1957, just four years after Francis Crick and other scientists solved the riddle of ...