DNA doesn’t just sit still inside our cells — it folds, loops, and rearranges in ways that shape how genes behave.

In the double helix structure of DNA, thymine forms a base pair with adenine through two hydrogen bonds. This specific pairing is known as complementary base pairing and is essential for the stability ...

This image illustrates the chemical structure of a purine molecule, highlighting the numbering of the carbon and nitrogen atoms. The purine structure consists of a pyrimidine ring (positions 1 to 6) ...

In the middle of the 20th century, accumulating data suggested that DNA carries life’s genetic information. Biochemists around the world raced to determine its structure. The competition led to some ...

Rosalind Franklin’s role in the discovery of the structure of DNA may have been different than previously believed. Franklin wasn’t the victim of data theft at the hands of James Watson and Francis ...

In 1963, Popular Science reported on the Nobel Prize-winning discovery, and the woman who was left out of the accolades. By Bill Gourgey Published May 31, 2022 7:00 AM EDT Get the Popular Science ...

One of the most important milestones in modern science, does April 25 also mark the date of an intellectual heist? As has been well-documented, a third person contributed to the discovery — the ...