Tiny Fish Reveals Cancer Secrets

Scientists have found a way to watch in real time as human cancer cells produce tumors that spread throughout the body of a living organism. It's as though the body has suddenly become transparent, letting researchers watch the entire drama of how cancer spreads. The spread, or metastasis, is what usually kills cancer victims. The human body isn't transparent, of course, but researchers have come up with a remarkable substitute. The tiny zebra fish has taken center stage in labs around the...Full Story