As winter comes to the northern part of India, the air pollution in the capital city of New Delhi is reaching levels that are too dangerous to breathe. The problem is so bad that schools have been closed, and people are being told to stay indoors.
Published in November 2023
Today, the world-famous musical group the Beatles are releasing a new song. It's called "Now and Then". The "new" song was written around 45 years ago, and has taken a very long time to finish. It's special because it's the last song the Beatles will ever make.
A new study suggests that roosters can recognize themselves in a mirror. The news came after roosters failed scientists' usual test for this. The surprising result raises questions not just about how smart roosters are, but about how scientists test animal intelligence.