Animals
Hunting hidden salamanders with eDNA
The Japanese clouded salamander is an elusive beast. To find a new population, three teens turned to high-tech methods.
MS-LS1-5
Construct a scientific explanation based on evidence for how environmental and genetic factors influence the growth of organisms.
More Stories in MS-LS1-5
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AnimalsOrca snot leads to a whale of a science-fair project
DNA found in the mucus of orcas suggests that even though the traits of family pods may differ, these marine mammals all appear to belong to a single species.
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Materials ScienceLight could make some hospital surfaces deadly to germs
A new surfacing material can disinfect itself. Room lighting turns on this germ-killing property, which could make the material attractive to hospitals.
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Health & MedicineObesity makes taste buds disappear — in mice, anyway
Mice that gained excessive weight on a high-fat diet also lost one in four taste buds.
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PlantsExplainer: The fertilizing power of N and P
Two elements — nitrogen and phosphorus — help plants grow. When the soil doesn’t have them, farmers might add them in the form of fertilizer.
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PhysicsDisabilities don’t stop these experts in science and tech
People with disabilities are as varied as the careers some of them pursue in science, technology, engineering and math.
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Health & MedicineHunting the mysterious source of a global illness
Doctors and scientists around the world are scouring the environment for the elusive cause of Kawasaki disease, a harmful childhood illness.
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AnimalsScientists Say: Extremophile
Some species can survive high heat, freezing cold or other extreme environments. Scientists call these organisms extremophiles.