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AstronomyHoning the Hubble
Astronomers are sharpening measurements of a familiar cosmic parameter to shed new light on dark energy, the mysterious entity that’s accelerating the universe’s rate of expansion.
By Ron Cowen -
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A moment on the lips …
Adults may be stuck with the fat they have. A study suggests the number of fat cells doesn't change with weight gain or loss.
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LifeCoral keeps it in the family
The nutrients released during mass coral spawning feed the whole ecosystem.