In mid-May, the 2025 International Science and Engineering Fair was held in Columbus, Ohio. It's the world's largest science contest for students who haven't gone to college yet. The grand prize went to a student from Slovakia for a new way of making a medicine.
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Los Angeles has seen three days of growing protests and conflicts with police. The protests began after an increase in arrests of immigrants by US ICE agents. The conflict grew after US President Donald Trump sent National Guard soldiers to the area.
When hikers in California came across a young bear cub crying on a trail last month, they knew they had to help. It was a rough start for the tiny bear, but now he's safe, healthy, and growing fast. In a year or so, he may be ready to return to the wild.
Last Thursday, the United Kingdom signed an agreement which will return control of the Chagos Islands to Mauritius. In exchange, the UK will be able to continue using the largest island as a military base for the next 99 years.
Scientists in Hawaii have discovered a new species of moth, and its caterpillar has an unusual lifestyle. It lives in spiders' webs, eating insects it finds there. To protect itself from the spiders, the caterpillar covers itself with body parts from dead insects. Scientists call it the "bone collector" caterpillar.
Scientists have created the first gene-editing medicine made for a single patient. The patient - a young baby who was sick because of a problem with his DNA - is now greatly improved, and is expected to go home soon.
Actions by US President Donald Trump are raising serious questions about how he is using his position as president to make himself and his family richer. Some of Mr. Trump's actions would have been enough to force earlier presidents from office.
Last Thursday, the Roman Catholic Church chose a new pope: Chicago-born Cardinal Robert Prevost. The church announced that the new pope was taking the name Pope Leo XIV. This is the first time an American has been chosen as pope.
Last month, the world's shortest dog and the world's tallest dog had a chance to meet. Reggie the Great Dane and Pearl the Chihuahua got along great. Their meeting was a fun reminder that friendship doesn't depend on size.
Yesterday was the 55th celebration of Earth Day. This year's theme was "Our Power, Our Planet", with a focus on how rapidly growing renewable energy sources are promising hope in the fight against the climate crisis.
During World War II, "Rosie the Riveter" was a symbol used to encourage women across the United States to go to work. With millions of men fighting overseas, workers were needed to keep the country going. In late March, the National WWII Museum honored 18 real-life "Rosies" for their service.