Few large grasslands remain intact. Though they play a huge role in limiting the effects of climate change, they are threatened and tend to have few protections. Tracy Kressner hide caption
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Families gather in a playground with a splash pad and swings in Philadelphia's Fairmount Park. Philadelphia has multiple projects underway to make this and other large parks in the city more resilient to heat and other effects of climate change. Ryan Kellman/NPR hide caption
This illustration shows the DART spacecraft approaching the two asteroids, Didymos and Dimorphos, with a small observing spacecraft nearby. Credit: NASA/Johns Hopkins APL/Steve Gribben hide caption
The Library of Congress has acquired the life's work of radio producer Jim Metzner, who has spent decades traveling the world to capture rich soundscapes. While he's honored that they will be archived, he says he wants to make sure people actually listen to them. Library of Congress hide caption
He spent decades recording soundscapes. Now they're going to the Library of Congress
Asteroid Didymos and its moonlet Dimorphos are not a threat to Earth, but because they do pass relatively close to Earth, so they were chosen as the target for NASA's Double Asteroid Redirection Test mission. The redirect technology could one day be used to deflect asteroids on a collision course with our home planet. NASA JPL DART Navigation Team hide caption
An image released by the NASA Earth Observatory shows the volcanic eruption on Home Reef. Lauren Dauphin/NASA Earth Observatory hide caption
A view of Jupiter's Great Red Spot and turbulent southern hemisphere was captured by NASA's Juno spacecraft in 2019. NASA/JPL-Caltech/SwRI/MSSS/Kevin M. Gill hide caption
A woman from the Ho-Chunk Nation smiles as she touches the canoe. Wisconsin Historical Society maritime archaeologists recovered a 3,000-year-old dugout canoe from Lake Mendota in Madison, Wis., on Thursday. Wisconsin Historical Society hide caption
A late Triassic-era rausuchian, one of the rival reptile lineages who lost out to the dinosaurs. Dmitry Bogdonav/Wikimedia Commons hide caption
NASA's James Webb Space Telescope captured out-of-this-world photos of Neptune and its rings. NASA hide caption
Charles F. "Chuck" Sams III is the first Native American director of the National Park Service. He's working to facilitate US government collaboration with tribes on managing public lands. Bill Clark/CQ-Roll Call, Inc via Getty Imag hide caption
Sean Murphy, lead author of a new malaria vaccine study, demonstrates how participants got their dose: by placing an arm over a mesh-covered container filled with 200 mosquitoes whose bites delivered genetically modified malaria parasites. Annette M Seilie hide caption
Streets remained flooded in Cataño, Puerto Rico the day after Hurricane Fiona made landfall on the island. AFP via Getty Images hide caption
A runner takes a quick drink during training at the Australian Athletics Olympic Teams training camp at Nudgee College in Brisbane, Australia. Darren England/Getty Images hide caption
The Remote Wars erhui1979/Getty Images hide caption
Simply improving our breathing can significantly lower high blood pressure at any age. Recent research finds that just five to 10 minutes daily of exercises that strengthen the diaphragm and certain other muscles does the trick. SciePro/Getty Images/Max Posner/NPR hide caption
Daily 'breath training' can work as well as medicine to reduce high blood pressure
A pharmacist prepares to administer COVID-19 vaccine booster shots during an event hosted by the Chicago Department of Public Health at the Southwest Senior Center on September 09, 2022 in Chicago, Illinois. Scott Olson/Getty Images hide caption
How Biden's declaring the pandemic 'over' complicates efforts to fight COVID
In October 2016, in Kigali, Rwanda, nations around the globe agreed to phase out a category of dangerous greenhouse gases widely used in refrigerators and air conditioners. In 2022, the U.S. took steps to formally ratify the agreement. Cyril Ndegeya /AFP via Getty Images hide caption
Karen Douthitt (left) found she does not carry the rare genetic mutation for early-onset Alzheimer's dementia, but her older sister June Ward (right) does carry it. Juan Diego Reyes for NPR hide caption
People wait in line for food in Sindh province, Pakistan, on Sept. 19, 2022. The province was one of the hardest hit by recent deadly floods. A new analysis confirms that climate change likely helped cause the disaster. Pervez Masih/AP hide caption
Morning dew hangs on blades of grass on April 18, 2018 in Pulheim, Germany. FEDERICO GAMBARINI/DPA/AFP via Getty Images hide caption
The Zaporizhzhia nuclear power plant in Ukraine, as seen from across the Dneiper River. Rehman/Wikimedia Commons hide caption
3 common thinking traps and how to avoid them, according to a Yale psychologist
Heat wave chuchart duangdaw/Getty Images hide caption