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To a layman like me, it seems almost impossible that light reflected from a body that lies “much farther from the star than Pluto does from the sun” could be seen from Earth at a distance of 450 light years, when Pluto, only 6 light hours away, reflects so little light to Earth. Peter JemingSeattle, […]
- Astronomy
Stellar Question: Extrasolar planet or failed star?
A tiny dot of light next to a young, sunlike star might be the long-sought image of an extrasolar planet.
- Health & Medicine
Molecular Switch: Protein may influence chronic-pain disorder
A cell-surface protein found in the nervous system may play a central role in a chronic-pain condition known as neuropathy.
