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Planet Or Not, Pluto's Getting A Visitor

The New Horizons Mission blasted off toward Pluto in 2006; it's on course to arrive in Pluto's neighborhood in 2015. Mission leader Alan Stern discusses the journey of the spacecraft, and why he thinks Pluto is still a planet. Plus, the mission to get Pluto on a commemorative stamp.
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Can An Early Spring Confuse Nature's Clock?

It's been an unusually warm winter in some parts of the country, with springtime temperatures and very little snow. How is nature responding? Purdue entomologist Tom Turpin and horticulturalist Kristin Schleiter of the New York Botanical Garden discuss how an early spring affects flower buds, beetles and bees.
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Dark Matter Just Got More Mysterious

Reporting in the Astrophysical Journal, scientists write of a massive collision between two galaxy clusters. By studying the cosmic remnants of that smashup, they say leftover dark matter isn't behaving as current theory predicts. Astrophysicist Andisheh Mahdavi discusses this dark matter mystery.
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Trauma, Not Radiation, Is Key Concern In Japan

Experts say health effects from the radiation released by last year's nuclear disaster will be minimal. But the lasting psychological trauma from the tsunami, including the loss of life and livelihoods, will be an ongoing struggle.
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Solar Storm Goes Easy On Earth — But More Are Sure To Come, NASA Says

The huge solar storm that NASA detected hurtling toward Earth hit our planet at 5:42 a.m. ET Thursday. So far, there have been no reports of major power or communications disruptions. But it's not the last you'll hear about solar storms; the sun's activity won't peak until 2013.
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Sun Sends Solar Flares Speeding Toward Earth; Will Hit Thursday [VIDEO]

The sun ejected two huge solar flares Tuesday, and NASA says that we here on Earth will likely be affected somewhat by the magnetic fields and ionized gas that are now shooting toward the planet. But the phenomena might also bring aurora light shows to residents of the northern United States

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FDA Scientists Feel A Little Better About Where They Work

Scientists at the Food and Drug Administration are feeling more optimistic about the future of their agency than they were back in 2006, according to a survey just out from the Union of Concerned Scientists. But they still report concerns about outside pressures on the agency's decisions and policies.

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