This Is No Humbug

This is no humbug: anesthetic agent-induced unconsciousness and sleep are visibly different.

EVER since 1846, when Boston dentist William Thomas Green Morton, in front of a group of skeptical surgeons, administered diethyl ether to a patient about to undergo a surgical operation, we have known that clinical anesthesia is no humbug, and we have been interested in its mechanism of action. In this issue of ANESTHESIOLOGY, Boveroux et al. provide some exciting new data that shed some light...

No, This is not a Circle

A curve, also shown in introductory maths textbooks, seems like a circle. But it is actually a different curve. This paper discusses some easy approaches to classify the result, including a GeoGebra applet construction.

This is no time to be a butterfly

Sending neural stem cells back to the garage In the brain’s hippocampus, which modulates memories and emotions, neural stem cells generate new neurons, even during adulthood. How many new neurons are generated, and when, follows from the balance between quiescence and proliferation in the pool of neural stem cells. Urbán et al. asked what signals send proliferating stem cells back into a quiesc...

Choice? Bah! Humbug!

This Ain’t No Meager Theorem

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