Omega-3 fatty acid found in oily fish — such as salmon, mackerel and sardines — reduces production of IgE, the antibodies that trigger allergic reactions and asthma symptoms in people with milder cases of asthma.
This forlorn-looking face of a four-day-old zebrafish embryo represents a whole new avenue of research for geneticist Oscar Ruiz, who studies how faces and facial abnormalities develop at the cellular level.
There are fish that sing. Or drone like a bunch of loud kazoos, anyway. People living in houseboats in the San Francisco Bay have grown used to a low, strange hum that begins suddenly in the dark of the night and stops just as abruptly in the early morning.