From Molecules to Organisms: Structures and Processes
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Health & MedicineHow to be heat-safe when playing sports
Protecting young athletes from overheating is getting more important as climate change turns up the temperature.
By Megan Sever -
AnimalsThis biologist uses microwave radiation to save endangered species
Pei-Chih Lee works to preserve genetic material that can help researchers learn more about endangered animals, such as pandas and clouded leopards.
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EnvironmentSea life may suffer as plastic bits alter metals in water
This interplay between plastics and metals could affect how each affects the environment — and suggests opportunities for controlling their risks.
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AnimalsLet’s learn about frogs
Frogs are a fascinating bunch of amphibians. Unfortunately, they’re also dying off in huge numbers.
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These lemurs take nose-picking to a new level
A nose-picking aye-aye’s spindly middle digit probably pokes all the way into the back of the throat, CT scans show.
By Maria Temming and JoAnna Wendel -
AgricultureNative Amazonians make rich soils — and ancient people may have too
Modern Amazonians make nutrient-rich soil from ash, food scraps and burns. The soil strongly resembles ancient “dark earth” found in the region.
By Freda Kreier -
Health & MedicineScientists Say: Kidney
The kidneys remove waste and excess water from the blood, forming urine.
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AnimalsWhen it’s hot, echidnas blow snot bubbles to cool off
These spiky Australian mammals have a trick to moisten their noses, allowing them to survive hot temperatures that should kill them.
By Elise Cutts -
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Health & MedicineNew brain scans may show if a concussion has not yet healed
Concussions change certain brain waves, and delta waves may be the best signs of when teens can return to competitive sports.
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Materials ScienceAnalyze This: Algae behind blue-glowing waves light up a new device
Some algae glow blue when they experience forces. Held in transparent plastic, they now make devices light up in response to gentle pushes and tugs.
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MicrobesBacteria give some cheeses their distinct flavors
Linking types of bacteria to specific flavors could help cheesemakers tweak their products — or even develop new cheese flavor.