Interaction has an effect on users.
The foundation accepted a $1 billion grant from the large tobacco company Philip Morris.
The Chinese government says Uyghurs have been influenced by Islamic extremism.
North Korea has rejected accusations that it has been involved in hacking.
One in three internet users around the world is a child.
“America will lead again,” Trump said.
Wind power produces about 4 percent of France’s electricity.
The new discovery shows that penguins grew very large, very quickly.
The new arenas may have little use after the Olympics.
Internet providers will be free to block competing applications.