Tonga volcanic eruption the most powerful in more than a century

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. CNN – The volcanic eruption on an island near Tonga in January was as powerful as the 1883 Krakatoa eruption in Indonesia, one of the deadliest and most destructive volcanic events on record. Scientists have … Read more

5 things to know for May 12: Ukraine, Abortion, Inflation, Overdoses, California fire

CNN – Air travel in the US is back in full swing, but the return to the skies hasn’t been entirely smooth. Passengers are frustrated by packed flights, as well as an increase in disruptive passenger incidents, flight cancellations and soaring air fares, according to a new survey. Here’s what you need to know to … Read more

India heat wave in pictures

People outside holding an umbrella during hot summer day in Kolkata, West Bengal, India on April 26. The temperature in Kolkata was around 40 ° c. Pacific Press | Lightrocket | Getty Images India has been suffering under record-breaking heat for the last couple months. Last month was the third-hottest April the country has seen … Read more