Color blindness hides a key warning sign of bladder cancer
A large U.S. health records study suggests that difficulty seeing blood in urine may put color-blind patients at higher risk.
A large U.S. health records study suggests that difficulty seeing blood in urine may put color-blind patients at higher risk.
We summarize the week's scientific breakthroughs every Thursday.
Nuclear weapons haven’t been tested in the United States since 1992. Find out why, and what could happen if the hiatus ends.