RNA interference (RNAi) is an ancient and evolutionarily conserved gene-silencing mechanism that is triggered by double-stranded (ds)RNA. dsRNA, which is produced endogenously or introduced ...

The genetic information stored in DNA is a living archive of instructions that cells use to accomplish the functions of life. Inside each cell, catalysts seek out the appropriate information from this ...

Objective To evaluate systematic reviews of randomised controlled trials (RCTs) on the effects of exercise on general cognition, memory and executive function across all populations and ages. Methods ...

The frozen edges of Antarctica are less stable than they appear. Beneath the wide, seemingly immovable shelves of ice, the ocean is at work. Currents carry heat into hidden cavities, silently ...