DNA is admired for its perfection as a programmable information molecule: it uses repeating polymerization chemistry to link four nucleotide building blocks (adenine, cytosine, guanine, and thymine) ...

An outbreak of infections linked to McDonald’s Quarter Pounders has a lot of people across the United States concerned about their exposure to dangerous E. coli bacteria. It is not yet known which ...

An E. coli outbreak linked to McDonald's Quarter Pounder burgers has caused illnesses in at least 49 people across 10 states, leaving 10 people hospitalized and one dead, the Centers for Disease ...

The strain of E. coli linked to McDonald’s Quarter Pounders is one of the leading causes of foodborne illness in the U.S. On Oct. 22, the Centers for Disease Control and Prevention announced that an ...

Proteins that were present during the origin of life may have consisted of only seven primordial amino acids, a study suggests. The 20 amino acids commonly found in proteins are encoded by a total of ...

Molecular models have certainly come a long way since those kits with various-colored balls—fun to put together, but impossible to take apart. Nowadays one can eliminate sore fingertips by performing ...