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Romanesque capital showing Samson and the lion (13th century).
Angioplasty. One form is called balloon angioplasty, shown here. A balloon catheter is threaded into
Socrates (470–399 B.C.E.) was an Ancient Greek philosopher often called the "father of ...
Miscellaneous Anti-Infectives
With the research technique called brainbow, each neuron is labeled with a different color, ...
The illusory bands visible in this figure are often called Mach bands, although Mach used a ...