Astronauts Scott and Mark Kelly are twin brothers who worked for NASA. When Scott was chosen for a year-long trip to space, NASA used the twins to learn how people are affected by long trips in space.
For years, meat substitutes haven't gotten much attention. Now, with more interest in planet-healthy choices and the improved quality of meat substitutes, they appear to be hitting the big time.
Two Asian countries officially get new royal leaders this week. Crown Prince Naruhito has taken over as Emperor of Japan, and King Maha Vajiralongkorn will be crowned King of Thailand in a three day event beginning Saturday.
Floods have forced thousands of people in Eastern Canada to leave their homes. The cities of Ottawa and Montreal have declared an emergency, and Canada's army has been called in to help.
The first program to vaccinate children against malaria has begun in Malawi. The new medicine only protects about 40% of the people who get the vaccine, but that is still a huge improvement.
Mitsuhiro Iwamoto has been blind since he was 16. He wanted to prove that his blindness didn't limit what he can do. Last week Mr. Iwamoto became the first blind person to sail non-stop across the Pacific Ocean.
National Park Week ends tomorrow with National ParkRx Day. Doctors and other health care workers are joining with parks in the US, and encouraging people to get out and enjoy nature. They believe it's as good as medicine.
A company called Zipline has begun a drone service to deliver medical supplies by aircraft in Ghana. The company has been providing a similar service in Rwanda since 2016
Scientists have found a way to use brain signals to make a computer speak the words a person is trying to say. Their method could one day help people who have lost the ability to speak.
Over 350 people were killed and at least 500 people were hurt when bombs went off at churches and hotels across Sri Lanka on Sunday. The government has made several arrests and is still investigating the attacks.
In early April, scientists released the first picture ever taken of a black hole. To take the image, the scientists combined information from seven different telescopes, making a telescope as big as the Earth.