Uncategorized
-
PhysicsInteracting with Physics
Drag an electric charge to see how it affects a nearby water molecule. Fool around with a laser to cool an atom. The University of Colorado’s Physics 2000 Web site relies heavily on interactive animations to demonstrate important concepts and discoveries in modern physics. Topics range from X rays and CAT scans to the quantum […]
By Science News -
Health & MedicineGene expression helps classify cancers
Using gene chips to study the activity of thousands of genes simultaneously, researchers showed that a common cancer of white blood cells—diffuse large B-cell lymphoma—is in fact two distinct diseases.
-
19144
Why am I not surprised that the pH of lung moisture decreases during an asthma attack? Poor ventilation of the alveoli would retain carbon dioxide, which is carbonic acid in solution.