This was the second ‘No Kings’ protests after the June demonstrations against President Donald Trump, which had seen a large ...

In 1992, three physicists began an argument about how many numbers we need to fully describe the universe. Their surprisingly ...

How would you go about answering the question “How many people have ever lived on this planet?” If you type that into Google or an artificial intelligence chatbot, you’ll get an answer pretty ...

COLUMBUS, Ohio — Although no one won the $258 million Powerball jackpot in the latest drawing on Monday Oct. 13, many players ...

British evolutionary psychologist Robin Dunbar has maintained for more than three decades that humans cannot maintain a social network beyond 150 people. This famous threshold—known as Dunbar’s Number ...

CAIRO/GENEVA (Reuters) -Palestinian health authorities say Israel's two-year-old ground and air campaign against Hamas ...

But there are friends and then there are really good friends. And for that, you only have about five people. Expand the ...