In 1816, a young doctor from Barbados carried out blood transfusion experiments that challenged a dangerous medical ...
Do insectivorous animals perceive green, caterpillar-shaped clay as a tasty meal? Ecologists sometimes use plasticine models mimicking natural prey, such as caterpillars, fruit, bird eggs, snakes, and ...
The bright colors of butterfly wings, the sweet aromas of flowers, and the euphonious melodies of songbirds all evolved as signals that help individuals propagate, yet humans also find these very same ...
Sad sack or serious salvation? A small group of scientists is angling to replace laboratory animals with living “organ sacks” grown from human cells. R3 Bio, a billionaire-backed biotech startup, is ...
Our body's "blood factory" consists of specialized tissue made up of bone cells, blood vessels, nerves and other cell types. Now, researchers have succeeded for the first time in recreating this ...