Scientists have long believed that there was a black hole in the center of our galaxy. Last Thursday, scientists released the first image ever made of this black hole. The scientists hope the image will help them learn more about black holes and gravity.
Published in “Technology”
In today's news roundup, New Mexico fights massive wildfires, New Zealand reopens to tourists after more than two years, and a company uses satellites to spot cow burps from space.
On Monday, a company called Rocket Lab used a helicopter to grab a huge booster section of a rocket out of the air as it fell from space. Like SpaceX, Rocket Lab hopes to lower the costs of rocket launches by reusing parts.
Last Wednesday, NASA astronaut Jessica Watkins made history as she blasted off on a SpaceX rocket. Dr. Watkins is now the first Black woman to serve on a long-term mission to the International Space Station.
In today's news roundup, an explosion at an illegal oil processing factory in Nigeria kills over 100 people, Beijing, China announces plans to test 22 million people for Covid-19, and scientists in Japan invent chopsticks that make food taste saltier.
The world's richest person, Elon Musk, has reached a deal to buy Twitter, one of the world's largest social media sites, for $44 billion. Mr. Musk says he wants to protect "free speech", but many people worry about actions he may take as Twitter's owner.
As the world tries to quit fossil fuels, there's a lot of focus on renewable energy sources like wind and solar. But one very promising source of energy comes from deep inside the Earth. And old oil wells could help greatly in developing this power.
A company called OpenAI has recently announced a new version of its AI artist, DALL-E 2. Given just a short sentence describing a picture, the tool can create complicated images in many different styles.
In today's news roundup, Tunisia's president ends Parliament after it criticizes his actions, Russia demands payment for its natural gas in rubles, and a large Airbus airplane makes a 3-hour flight powered by cooking oil.
Starlink, a new satellite internet system from the company SpaceX, is changing the world more quickly than many people expected. The system can be very useful in remote areas and emergency situations, but it also presents several important problems.
As the world depends more and more on computers and smart phones, many countries are thinking about making a digital version of their currency. These "digital currencies" could offer many advantages, but they also have a number of downsides.