Interferons are signaling proteins in immune systems that have long been appreciated for their role in defending the body against viral attacks. Interferons...
According to evolutionary theory, chemicals must have somehow organized themselves into cellular life, presumably long ago. And that means that enzymes...
The sweet melody of songbirds fills the air as the forest wakes up. But there is another familiar voice that joins in the morning songs: woodpecker....
Scientists described the first evidence of a possible respiratory illness in a fossil. The common soil fungus Aspergillis can infect birds and reptiles...