A recent study found that the summer of 2023 was the hottest in the Northern Hemisphere in more than 2,000 years. When the temperatures increased last year, many weather agencies said it was the hottest month, summer and year on record. But those rec...
The American artificial intelligence company OpenAI has removed one of its ChatGPT voices. The move came after actor Scarlett Johansson said the voice sounded eerily similar to her voice in the movie Her. In a post Monday on the social media service...
The American space travel company Blue Origin announced that it sent 90-year-old Ed Dwight into space, making him the oldest space traveler. The company said Dwight was the first Black astronaut candidate and was picked personally by President John F...
Earth was recently hit by the most powerful solar storm in more than 20 years. The storm caused some colorful light shows in some parts of the world, but no major damage was reported. Solar storms can hurt the operation of some equipment on Earth tha...
Scientists in Thailand have released a group of endangered sea turtles in an effort to save the wild population. A total of 11 baby leatherback sea turtles were recently released into the Indian Ocean from Thailand's vacation island of Phuket. The re...
People greet each other in many ways. They might say hello in different languages. They might physically do something like shaking hands, giving hugs, or exchanging kisses. Elephants seem to have many greetings too. A recent study gives new informati...
Lots of people are concerned about the ability that artificial intelligence (AI) has to copy their voices. When AI is used to make false recordings of things that a person never said, it is called a deepfake. However, more and more stories are coming...
Researchers say the rise of more smart and connected vehicles on American roads could lead to big changes for traffic signals. The current U.S. traffic signal system has been in existence for more than 100 years. But experts are now studying ways to...
About 20 years ago, Cary Fowler and Geoffrey Hawtin wanted to prevent hunger and protect the world's food supply. The two men imagined a so-called doomsday vault for plant seeds. (A vault is a secure storage structure.) Fowler and Hawtin's goal was t...
The American space agency NASA is providing details about a railway system it plans to build on the surface of the moon. The system aims to provide a robotic transport system to support future lunar activities of astronauts visiting the moon, NASA sa...
Researchers say they can explain how sperm whales that live around the Caribbean island of Dominica might be communicating. Like many whales and dolphins, sperm whales are highly social mammals. They communicate by squeezing air through their respira...
Astronomers have searched for years for rocky planets outside our solar system. They have finally found one with an atmosphere. Scientists believe that a rocky planet with an atmosphere is key to sustaining life. But the planet that astronomers found...
In recent months, reports of extreme weather have reached new levels. Some climate scientists say they cannot remember when the world had so much extreme weather. In Brazil, for example, flooding killed at least 100 people and damaged the southern ci...
A recent report says that 2023 was a record-breaking year for renewable energy sources. Ember, a research group based in London, reported that, for the first time, 30 percent of electricity produced worldwide was from clean energy sources. And billio...
U.S. efforts to expand the use of sea drones to defend against possible military threats are reportedly falling behind because of other American defense goals. Reporters from Reuters said they spoke with several people who have direct knowledge of th...
