Animals
Scientists discover the first true millipede
The newfound deep-living species tunnels belowground using a whopping 1,306 legs!
HS-LS4-4
Construct an explanation based on evidence for how natural selection leads to adaptation of populations.
More Stories in HS-LS4-4
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AnimalsCloning boosts endangered black-footed ferrets
A cloned ferret named Elizabeth Ann brings genetic diversity to a species that nearly went extinct in the 1980s.
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MicrobesExplainer: Virus variants and strains
When viruses become more infectious or better able to survive the body’s immune system, they become a type of variant known as a strain.
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GeneticsJust a tiny share of the DNA in us is unique to humans
Some of these tweaks to DNA, however, may have played a role in brain evolution.
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ArchaeologyFossils unearthed in Israel reveal possible new human ancestor
They come from a previously unknown Stone Age group that may represent a complex mashup of early members of our genus Homo.
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Health & MedicineWill we all need COVID-19 booster shots?
Experts say not yet, but booster vaccines may be coming as new SARS-CoV-2 virus variants keep emerging.
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FossilsScientists Say: Dinosaur
Dinosaurs emerged between 243 and 233 million years ago. While some died out 66 million years ago, others are still with us — birds.
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Health & MedicineSome young adults will volunteer to get COVID-19 for science
Researchers will soon give some healthy people the new coronavirus. Their young volunteers have agreed to get sick to speed coronavirus research.
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ChemistryLet’s learn about acids and bases
Acids give away particles with positive charge. Bases accept positively charged particles. They are both critical for chemical reactions.
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ArchaeologyHarsh Ice Age winters may have helped turn wolves into dogs
In the Ice Age, Arctic hunters may have turned to some game for their fatty bones. Much of those animals’ meat might have been left to domesticate dogs.