Biology
Why do sharks sleep?
+ Available in upper and lower reading levels
+ Lesson Idea video about related activities
+ Article translated into Spanish
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+ Available in upper and lower reading levels
+ Lesson Idea video about related activities
+ Article translated into Spanish
Scientists studied a high mountain monkey called the gelada to figure out how they survive in a harsh, low-oxygen environment.
Paleontologists examined a well-preserved fossil of the central nervous system in an extinct horseshoe crab.
Researchers compared the wing coloration of different dragonfly species to see how the color and amount of coloration changed depending on the climate.
Scientists investigate an evolutionary puzzle: why some clownfish choose to remain peacefully in their social groups, even though this means they may not breed.
Researchers found out that the first flying vertebrates were very closely related to a small dinosaur-like group of animals.
Scientists wanted to know if African velvet ants have a mimicry system and if they have fewer color patterns than the velvet ants in North America.
Paleontologists studied the oldest discovered bison fossils (bones) to determine when and how they arrived in North America.
Scientists wanted to know if changes in the seasons’ timing impacted the genes of small mammals living in the mountains.
Scientists used ancient DNA, radiocarbon dating, and archaeological remains to find out where the first people in the Caribbean came from.
Scientists wanted to know how ravens’ intelligence and cognitive skills compared to apes.
Researchers wanted to assess and predict bone loss in astronauts caused by spaceflight.
Researchers investigated the impact of gender stereotypes favoring boys in computer science and engineering on children and adolescents.
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