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The lunar eclipse on Tuesday, April 15, will be visible from all over North and South America.
As Comet ISON skirts the sun, it could be destroyed—or emerge, even more spectacular than before.
The comet ISON, discovered by two amateur astronomers last year, will zoom past the Earth next fall. But where did it come from?
A panel of experts discusses the different scientific phenomena that combine to make up the winter season.
SETIcon celebrates all things extraterrestrial this weekend.
The nautilus, the “living fossil” of cephalopods, can uncover the origins of the...
Could a stash of ancient bones be the work of a giant cephalopod?
In less than a second, cephalopods can change the color, pattern and shape of th...
Biologist Sarah Zylinski studies how cuttlefish see the world by looking at thei...
\tWith its heavy outer shell, weak vision, and primitive brain, the nautilus lacks much of the excitement of the more flashy and cunning cephalopods. Yet a series of experiments by evolutionary biologists Dr. Jennifer Basil and Robyn Crook involving fish juice, blue lights, and mazes dispels the notion that this ancient species is incapable of basic learning and throws into question the origins of cephalopods' intellectual prowess.