A new study shows that the number of butterflies in the United States has dropped by 22% over 20 years. The loss of butterflies could have serious effects on the environment and on US farms. Scientists say it's important to protect butterflies and other insects before it's too late.
Published in “North America”
On Sunday, Mark Carney was chosen as the new leader of Canada's Liberal Party. He will replace Justin Trudeau as Canada's prime minister. Mr. Carney has worked in important banking jobs, but has never held a political office. He will face many challenges, including a possible trade war with the US.
Over the last six weeks, US President Donald Trump has threatened - and then paused - tariffs on Canada and Mexico several times. The threats and pauses aren't only confusing Canada and Mexico. They're also confusing and worrying countries and businesses around the world.
A company called Colossal Biosciences has created thick-haired mice that they are calling "Colossal Woolly Mice". The mice, created by editing DNA, are meant to be a step toward the company's larger goal of recreating the extinct woolly mammoth. Not everyone thinks it's a great idea.
On Sunday, a company called Firefly Aerospace became the first private company to make a perfect landing on the moon. Firefly is working with NASA, and its spacecraft, Blue Ghost, is carrying out several experiments for the space agency.
On Friday, US President Donald Trump and Vice President JD Vance met with Ukrainian President Volodymyr Zelensky at the White House. The meeting, which was meant to be a step toward peace in Ukraine, turned into a shouting match. The publicly rude treatment of an ally has shocked people around the world.
Yesterday marked three long, hard years since Russia invaded Ukraine. It has been an incredibly difficult time for the country. Both Ukraine and Russia have suffered greatly. Neither side is in a position to win. But now, under President Donald Trump, US support for Ukraine seems to be fading.
President Donald Trump has shocked many by appearing to back away from the strong support the US and its allies have given Ukraine since it was attacked by Russia in 2022. Instead, Mr. Trump now seems to be interested in working with Russia, and its president, Vladimir Putin.
Last May, Arizona got a new museum that focuses on something that many people find disgusting: poop. Not just any poop, but really old poop. So old, in fact, that it has turned into a fossil. The Poozeum is a collection of thousands of examples of "coprolites" - fossils made of poop.
Scientists have discovered that many species of birds-of-paradise have feathers that glow. Birds-of-paradise were already well-known for their very colorful feathers and the fancy dances they use to attract mates. The discovery suggests that the birds are even more striking than we knew.
US President Donald Trump has been using special orders to make big changes to the US government. But on Sunday, he announced an order against a tiny target - the US penny. The change, if it happens, could have important effects.