Two weeks ago, Russia dropped out of a deal that allowed Ukraine to safely ship its food to other countries. Now Russia is attacking Ukraine's ports, trying to prevent Ukraine from selling its grain. The effort is likely to lead to higher food prices worldwide.
People who have trouble walking or moving around often have a hard time enjoying the beach. But hundreds of beaches in Greece now offer a new way for people in wheelchairs to get into the water by themselves. It's called Seatrac.
In late June, the US government agreed to allow two companies to sell chicken meat that has been grown in a laboratory. That makes the US the second country to approve lab-grown chicken. The companies say they will be serving the chicken in restaurants this summer.
Scientists in Europe have discovered that magpies and crows are using an unusual material to build their nests - spikes designed to keep birds away from buildings. The birds appear to be removing the spikes from buildings and adding them to their own nests.
Recently, people around the world have been experiencing some of the hottest weather ever recorded. In some places, the weather has been so hot that it's been dangerous. The extreme weather is being caused by climate change.
Imagine taking a flying taxi to the airport, or hopping over crowded city streets at rush hour, getting where you want to go far faster than you could in a car. Believe it or not, you might be able to do these things in an electric air taxi sooner than you think.
The United States has destroyed the last of its chemical weapons. This means that the last known chemical weapons in the world are gone. The event marks the end of a long effort to get rid of all chemical weapons worldwide.
Last Friday, a special event took place at the National Theater of Korea. A robot called EveR 6 led an orchestra in a performance of Korean music. Robots have led orchestras in other countries, but this was the first time ever in Korea.
Imagine being able to use energy from the sun all the time, even when it's night. That's the idea that scientists at Caltech are exploring. They're working on collecting sunlight in space and sending its energy to Earth.
Scooter is a seven-year-old Chinese Crested dog. His body is hairless, but he has a thin mane of spiky white hair on his head. His rear legs face backward, and his tongue hangs out of his mouth constantly. Scooter's special looks won him the 2023 World's Ugliest Dog contest.
On Friday, a military group that's paid to work with Russia threatened to attack the country instead. By Saturday, the two sides reached an agreement to work together again. But the temporary rebellion has shocked Russia and left President Vladimir Putin weaker.