News
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Dolphins may seek selves in mirror images
Dolphins apparently recognize their own reflections.
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For some birds, Mr. Wrong can be alright
What looks like the ultimate bad choice in romance—a mate from a different species—in some conditions may not be so dumb after all.
- Astronomy
Have scientists seen planets in the making?
Astronomers may finally have glimpsed a key step in the construction of a planet.
- Earth
Even low lead in kids has a high IQ cost
Lead can damage a young child's ability to learn and reason at exposures far lower than the limit deemed acceptable by the U.S.
