MS-LS1-3
Use argument supported by evidence for how the body is a system of interacting subsystems composed of groups of cells.
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PlantsYoung corn leaves can ‘smell’ danger
As they mature, these leaves lose their ability to detect threatening scents.
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HumansSenses help the brain interpret our world — and our own bodies
Most people are familiar with sight, hearing, smell, taste and touch –– but there are others. Learn about them here.
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AnimalsScientists Say: Vertebrate
Animals with spines, or vertebrates, come in all shapes and sizes.
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LifeScientists Say: Mycelium
These fibrous networks are the reason plants think fungi are such "fun guys.”
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Health & MedicineHigh blood pressure can affect kids but often goes undiagnosed
Left untreated, it can lead to lasting problems, even in kids who appear otherwise healthy. Learn the signs and what to do.
By Erin Ross -
Health & MedicineExplainer: High blood pressure stresses the heart and blood vessels
Because it can be dangerous, doctors should regularly screen for it even in young kids and teens — but often don’t.
By Erin Ross -
Health & MedicineStem cells can help build lab-grown organs that mimic real life
Making such organoids with 3-D printing and other tech can help researchers learn more about many troubling and potentially deadly disorders.
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AnimalsScientists Say: Coral
Over 4,000 species of fish make their home among the reefs created by these colony-dwelling marine animals.
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Health & MedicineNew patch might replace some finger-prick testing of blood sugar
A finalist at Regeneron ISEF created a wearable patch that turns yellow when someone’s blood-sugar level gets high enough to need an insulin shot.
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AnimalsSleeping glass frogs go into stealth mode by hiding red blood cells
Glass frogs snoozing among leaves blend in by hiding almost all their red blood cells in their liver.
By Susan Milius -
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 -
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.