tissues

Two male betta fish can’t share a tank, for fears of them being highly territorial and aggressive to the point…

Our bodies and organs are shielded from the external environment by tissue barriers like the skin. These barriers must be…

Paleontologists studying rocks from Morocco have unearthed the most exquisitely preserved trilobite fossils yet discovered. The new lifelike fossils update…

Biomedical engineers at Duke University have developed a silk-based, ultrathin membrane that can be used in organ-on-a-chip models to better…