Modern humans have existed for more than 200,000 years, and each new generation has begun with a single cell—dividing, ...

Researchers reported on Tuesday in the journal Cell that octopus arms are fine-tuned to “eavesdrop into the microbial world,” ...

Animals, from worms and sponges to jellyfish and whales, contain anywhere from a few thousand to tens of trillions of nearly genetically identical cells. Depending on the organism, these cells arrange ...

There might be a paradox in the biology of ageing. As humans grow older, their metabolisms tend to slow, they lose muscle ...

Diagram of generic plant and animal cells, showing major organelles including nucleus, nucleolus, rough endoplasmic reticulum, smooth endoplasmic reticulum, cell ...