Telomerase is responsible for replication of the ends of linear chromosomes in most eukaryotes. Its intrinsic RNA subunit provides the template for synthesis of telomeric DNA by the ...

Collagen, the most abundant protein in mammals, owes its remarkable strength and resilience to a unique triple helical structure. This conformation is formed by three intertwined polypeptide chains ...

Within the fields of everyday carry and travel security, the zipper lock is a category whose core structure has rarely been reexamined. For decades, most designs have relied on keys or simple ...

Feb. 16—There's just something about sitting in a ballpark when you're a kid. You walk through the gates, and you're overcome by the smell of the popcorn, the sound of spinning rawhide clashing with ...