People walk past the faculty of economy of the Aix-Marseille University in Marseille on Oct. 4, 2023. Christophe Simon/AFP via Getty Images hide caption
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Friday
Narwhals are arctic whales that live in social groups called pods. CoreyFord/Getty Images hide caption
Narwhal sightings are rare. Scientists just saw them use their tusks in new ways
Thursday
Gabriella Cardenas of North Potomac, Md., wears her quinceañera dress as she and her father, Boris Cardenas (holding the dress), brother Jason Cardenas and mother Patty Cardenas move to a new spot along the Tidal Basin for a photo. Tyrone Turner/WAMU hide caption
Negotiators are hammering out rules to govern mining on the ocean floor, where critical metals are found in deposits called polymetallic nodules. Here, ferromanganese nodules in the North Atlantic. NOAA Ocean Exploration hide caption
There’s no rulebook for deep-sea mining. Companies want to push forward anyway
Wednesday
Jeep Wrangler 4Xe plug-in hybrids displayed on the sales lot at Hilltop Chrysler Jeep Dodge Ram in Richmond, California. Justin Sullivan/Getty Images/Getty Images North America hide caption
Grace Wertanen, the "seedling intern" at Growing Hope Urban Farm in Ypsilanti, Mich. carries a tray of soil blocked plants Neda Ulaby/NPR hide caption
What's soil blocking? This seeding method helps gardeners use less plastic and peat
Lasers shine as part of an advanced atomic clock at NIST. Precise measurements of the colors of light emitted by atoms are essential to everything from atomic clocks to medical devices. N. Phillips/NIST hide caption
Trish, a juvenile gray seal, was one of the seals featured in a new study that looks at the mammals' oxygen-sensing abilities. University of St. Andrews Sea Mammal Research Unit hide caption
Scott Rabinowitz, president of Grand Resources, stands near a pump jack in Sperry, Okla., on March 20, 2024. September Dawn Bottoms for NPR hide caption
A partial solar eclipse is seen as the sun rises behind the U.S. Capitol building on June 10, 2021. Bill Ingalls/NASA/Getty Images hide caption
Bear Michal sleeps on the ground at Bear Sanctuary Müritz in Germany in May 2015. FOUR PAWS/FOUR PAWS hide caption
March Madness is underway. So is March Napness, the tournament for hibernating bears
To observe the microalgae of the Arctic, biogeochemist Clara Hoppe and her team spent months on a ship embedded in sea ice as part of the MOSAiC expedition, sampling ice and seawater. Saga Svarsdottir/Alfred Wegener Institut hide caption
Tuesday
An assortment of aromas fill the air at the District Cannabis grow facility in Hagerstown, Md. Pien Huang/NPR hide caption
NASA engineers work alongside the tip of a solid rocket booster for the Artemis II Space Launch System (SLS) in NASA's Vehicle Assembly Building at the Kennedy Space Center in Florida in February. Gregg Newton/AFP via Getty Images hide caption
Rep. Mia Love, R-Utah, speaks at a conference in National Harbor, Md., on Feb. 26, 2015. Love died on March 23, 2025, from an aggressive type of brain cancer called glioblastoma. Bill Clark/CQ-Roll Call, Inc./Getty Images hide caption