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.
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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.
On Monday, the aerospace company Blue Origin launched its spacecraft RSS Kármán Line on a ten minute trip into space. The spaceship carried the first all-female crew to go into space since Russian astronaut Valentina Tereshkova's solo mission in 1963.
The United States will turn 250 years old on July 4, 2026. As part of the celebrations, a group called America250 is holding a special contest for students in grades 3-12. The winners will get to go on a "field trip" to one of several historical sites across the US.
On April 2, US President Donald Trump announced tariffs on products coming into the US from countries around the world. The tariffs mark a big change in international trade, and have already had huge negative effects worldwide.
The 2025 Major League Baseball season has only recently started. But already, it's got lots of people talking. But what they're talking about might come as a surprise - a strangely shaped bat, called a "torpedo bat". Some players believe the bat will help them hit more home runs.\
Senator Cory Booker of New Jersey spoke for over 25 hours on the US Senate floor yesterday. His marathon speech was an effort to call attention to concerns he has over the actions of President Donald Trump. Mr. Booker's speech has set a new record.
It took two years of training and effort, but in February, Mia DaPonte finally reached her goal of becoming a Master Scuba Diver. The 12-year-old is now the youngest female in the US to ever earn that title, which represents a level of training that most divers - even adults - never reach.
Last year, the US got more of its electricity from wind and solar power than from coal. It's the first time that's ever happened, and it shows how quickly the US is moving toward cleaner energy sources. Because renewable energy is so cheap, it will probably continue to grow, despite President Donald Trump's push to increase fossil fuel use.
The US is facing a serious measles outbreak, with over 300 cases reported across 14 states so far this year. That's more cases in the first three months of 2025 than in all of last year. The rise in measles cases is connected to a drop in vaccination rates.
Scientists at Penn State University used an unusual method to track honey bees. By placing tiny QR codes on the backs of the bees, the researchers can keep track of when the bees leave and return to their hives. The work will help scientists learn more about how bees collect food and how far they travel.