Life
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MicrobesScientists Say: Amoeba
Amoebas are single-celled microbes that move and eat with shape-shifting bulges that extend from their cells. Some are blobs. Others build a shell.
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AnimalsMice show their feelings on their faces
Pleasure, pain, fear and disgust — all can show on a mouse’s face. As computational analyses show, you just need to know what to look for.
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EnvironmentThis ‘living’ concrete slurps up a greenhouse gas
Microbes help harden a mix of sand and gelatin into a living concrete that could interact with people and the environment in great new ways.
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ChemistryLet’s learn about forensic science
Crime scene investigators analyze evidence with science, to connect criminals to crimes. And it’s often slower and different from what you see on TV.
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EarthScientists Say: Jurassic
During this time from about 200 million to 145 million years ago, dinosaurs reigned and many animals evolved, including birds and some early mammals.
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AnimalsHow to find the next pandemic virus before it finds us
Wild animals carry viruses that can sicken people. Monitoring those viral hosts that pose the greatest risk might help prevent a new pandemic.
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MicrobesLet’s learn about microbial communities
Communities of bacteria and other single-celled critters are all around us, on us — even inside us.
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AnimalsLots of frogs and salamanders have a secret glow
A widespread ability to glow in brilliant colors could make amphibians easier to track down in the wild.
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AnimalsScientists Say: Echolocation
This word describes a method that some animals use to sense their environments by making sounds and listening for their echoes.
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AgricultureLet’s learn about trees
These long-lived woody plants provide shade for people, homes for animals — and help protect the planet against climate change.
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EcosystemsCheck out the communities of bacteria living on your tongue
Bacteria scraped off the tongue offer a window into how the microbes structure their communities.
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EarthLet’s learn about the Arctic
The far North is a mix of vast tundra and icy waters, filled with interesting creatures, from tiny zooplankton to huge polar bears.