HOW DOES SOUND TRAVEL THROUGH THE EAR? WHAT HAPPENS IN THE COCHLEA? HOW DO EARS HELP US BALANCE?FIND OUT MOREThe ear is the organ of hearing and balance. The outer ear collects sound and directs it…
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This animation illustrates the process of triggered star formation. First, a massive star in its final death throes explodes or "goes supernova," shooting a shock wave through surrounding clouds…
WHAT IS INSIDE A KIDNEY? WHY DOES BLOOD NEED CLEANING? WHERE DOES WASTE GO? FIND OUT MOREThe kidneys are two bean-shaped organs at the back of the abdomen that filter and clean the blood, removing…
(Encyclopedia) sting, in zoology, organ found in bees, many wasps, some ants, and in scorpions and sting rays, used defensively as well as to kill or paralyze prey. In the bee and the wasp the venom…
They're Complementary After AllTheories of the UniverseChunks of UncertaintyJust a Little Math Won't HurtBorn of ProbabilityThey're Complementary After All Heisenberg's uncertainty principle led…
Feedback: Not Just for GuitarsAnatomy and PhysiologyHormonesFeedback: Not Just for GuitarsHow Hormones WorkHypothalamus: The Head HonchoPituitary: The First LieutenantThyroidKidneys: Not Just for…
BLOOD SUPPLY LUNG AIRWAYS ALVEOLI GAS EXCHANGE IN ALVEOLI BIOGRAPHY: JOHN SCOTT HALDANE Scottish, 1860-1936 SPEECH BREATHING FIND OUT MORE
The respiratory system provides your body cells…
An earthquake is a trembling movement of the earth's crust. These tremors are generally caused by shifts of the plates that make up the earth's surface. The movements…
HOW DOES EROSION HAPPEN? LANDSLIDESFIND OUT MOREErosion is the wearing down and the carrying away of the Earth’s rock by the action of wind and moving water. Erosion happens fastest on steep…
