Biology

DNA holds our genetic blueprints, but its cousin, RNA, conducts our daily lives

The first detailed observation of the bathroom habits of Streaked Shearwaters at sea leave scientists with a surprising load of questions

From hints of citrus to caramel, premium chocolate’s complex flavors derive from fermenting microbes on cocoa bean farms—and a new study suggests they can be grown on demand in the lab

Analyzing embryo movements in uteruslike environments could offer clues to improving the success rate of in vitro fertilization

Colossal Biosciences bold announcements about its project to replicate dire wolf traits have drawn criticism from many scientists, but the billion-dollar firm is not backing down

Rabbits spotted with hornlike growths on their face in northern Colorado are doing better than they look

Without a venomous bite, some spiders use a disturbing second option to prepare their food

New research is revealing how disease-smelling dogs can excel

The first analysis of mushroom bitterness reveals ultrapotent compounds

Birds are starting to make their way south for the winter, and you’ve got a front-row seat to the show

The lowdown on the Environmental Protection Agency’s move to repeal of the “endangerment” finding. Also, how did a juicy ketchup ingredient help create a starchy tuber?

About nine million years ago, a hybridization involving the lineage of another farmers market star gave rise to the modern-day cultivated potato