Whether it's your armpits, ribs or soles of your feet, the experience of ticklishness is common to almost every person on Earth.

The city of Philadelphia is apologizing to Black individuals who were subjected to unethical medical experiments when they were incarcerated at the Holmesburg Prison from the 1950s through the 1970s.

SAN FRANCISCO -- A prominent California medical school has apologized for conducting dozens of unethical medical experiments on at least 2,600 incarcerated men in the 1960s and 1970s, including ...

A prominent California medical school has apologized for conducting dozens of unethical medical experiments on at least 2,600 incarcerated men in the 1960s and 1970s, including putting pesticides and ...

PHILADELPHIA — The city of Philadelphia issued an apology Thursday for the unethical medical experiments performed on mostly Black inmates at its Holmesburg Prison from the 1950s through the 1970s.

Researchers in Australia tickled the rodents every day for a month to see if it would improve their emotional well-being. By Yan Zhuang MELBOURNE, Australia — It’s generally not a good time to be a ...