Researchers are rushing to build AI-powered robots. But will they work? Artificial intelligence has revolutionized the virtual world. But reality bytes. Geoff Brumfiel
A U.S. influencer outrages Australians by snatching a baby wombat from its mom Outdoor enthusiast Sam Jones left Australia after posting a video of herself separating a baby wombat from its mom on a dark road. Australians are cheering her departure and worrying about the animal. Rachel Treisman
Photos: Across the U.S., sky gazers marvel at the blood moon lunar eclipse As the moon moved through the shadow of the Earth, it was also being illuminated by light from the sun — causing the moon to appear as if dipped in a deep red hue in a stunning celestial sight. Juliana Kim
5 nature-inspired ways to bring joy and wonder into your life this spring Simple activities to help you better appreciate the birds, bees and flowers — and spend more time outside. Malaka Gharib
The Asian elephant population in Cambodia is more robust than previously thought Some 400 to 600 Asian elephants are believed to remain living in the wild in Cambodia. Researchers said the study's findings underscore the potential of a "national stronghold" for the species. The Associated Press
Editor's Note: EPA says it will roll back climate rules. That could prove complicated Announcing big changes to environmental rules doesn't undo facts on the ground overnight. Instead, EPA's announcement is the first step in what is likely to be a lengthy process to remake the rules and policies it targeted. Neela Banerjee
Ocean plant cell discovery might revolutionize farming A new part of an ocean plant cell has been discovered that might revolutionize farming one day. The structure can take nitrogen and convert it into the ingredient that helps all organisms grow. Ari Daniel
EPA announces dozens of environmental regulations it plans to target The Environmental Protection Agency didn't provide details about what it wants to do with the regulations — whether it will try to weaken them or eliminate them entirely. Jeff Brady
NASA's latest space launch: Stranded astronauts and messy politics President Trump and Elon Musk claim the Biden administration abandoned two astronauts in space. But the publicly available evidence suggests a different story. Geoff Brumfiel
America's clean-energy industry is growing despite Trump's attacks. At least for now. Clean energy is crucial to meet rising U.S. electricity demand, according to industry analysts and executives. But the Trump administration's actions could slow development. Michael Copley