Four students at North Carolina State University - all of them men - developed a special nail polish, one that they said can detect a number of date-rape drugs.
They said all you would have to do is nip your nail in the drink.
The students said the polish is still in development, so there's no details yet on when the polish would hit store shelves.
The American Academy of Pediatrics has issued a new set of dental guidelines for kids. The group now recommends that kids can start using toothpaste with fluoride as soon as their first teeth appear.
Also, up until age three, children should use an amount of toothpaste about the size of a grain of rice.
However, the group recommended against over-the-counter fluoride rinses for children under six years old because they may swallow too much of it.
If you've ever woken up feeling confused and disoriented, there's a name for that. Actually, a couple names. One of them is "sleep drunkenness", and a new study says about one in seven of you experience it.
Researchers said these episodes happen when people wake up during deep sleep, as opposed to the lighter sleep that causes dreaming.