The more we discover about the natural world, the more we find that nature is the greatest engineer. Past research implied that liquids can only be transported in fixed direction on species with ...

The glymphatic system enables the cerebrospinal fluid that surrounds the brain to enter perivascular spaces alongside arteries. Cerebrospinal fluid can then mix with the interstitial fluid that ...

Water makes up around 60% of the human body. More than half of this water is inside the cells that make up organs and tissues, and much of the remaining water flows in the spaces between cells. MIT ...