Science

Once it is safe to remove the spent fuel from the pool, it's stored outside in metal casks. They are lined up on a concrete base, behind razor wire and against a hillside near the power plant. Olivia Sun/NPR hide caption

MMR — the modern combination vaccine against measles, mumps and rubella — provides stronger, longer-lasting protection against measles than the stand-alone measles vaccine typically given in the U.S. in the early 1960s. Eric Risberg/AP hide caption

The Jasons, a group of scientists who advise the U.S. government, have developed technologies such as a laser that can help reduce atmospheric distortion. The Air Force uses it to better photograph passing spy satellites. R. Fugate/Air Force Research Laboratory hide caption

The cereal ads we saw when we were 5 years old can still influence our buying decisions at 50. Phillip Waterman/Getty Images/Cultura RF hide caption

InSight seismometer with protectiive wind cover deployed on Mars. NASA/JPL-Caltech hide caption

Social psychologist Keith Payne says we have a bias toward comparing ourselves to people who have more than us, rather than those who have less. Marcus Butt/Getty Images/Ikon Images hide caption

Parts of the Cape Fear River near Fayetteville, N.C., are contaminated with a PFAS compound called GenX. The North Carolina Department of Health and Human Services is surveying residents in the area about their health. Mark Wilson/Getty Images hide caption