The Discoverer Deep Seas drill ship sits off the Louisiana coast in the Gulf of Mexico in this 2006 photo. President Obama's plan expands eastward the area of the Gulf where drilling is already permitted. Alex Brandon/AP hide caption

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Scientists at the Large Hadron Collider near Geneva celebrate after the particle accelerator started smashing protons at record energies earlier today. Fabrice Coffrini/AFP/Getty Images hide caption

itoggle caption Fabrice Coffrini/AFP/Getty Images

Magritte's 1964 painting The Intimate Newspaper gets us thinking: Who is this? A familiar friend or a complete stranger? Rene Magritte/Corbis hide caption

itoggle caption Rene Magritte/Corbis

Scientists altered people's perceptions of right and wrong by applying magnetic stimulation to the brain. The study is part of a larger effort by scientists to explain the mechanics of how the brain makes moral judgments. iStockphoto.com hide caption

itoggle caption iStockphoto.com