Chemical structure of guanine, showing its double-ring purine structure and the functional groups involved in hydrogen bonding with cytosine. (Image: Public Domain) Guanine has the chemical formula ...

Scientists from Fuzhou University obtained a set of nanocarbons through self-assembling guanine molecules. Besides exhibiting intriguing properties, including relatively stable surface oxygen groups ...

There are some chemicals in beauty products that may not cause physical harm — but a person could still get sick just by knowing all the ingredients used. A group of lawmakers and cosmetic industry ...