Guy Raz interviews Alison Peck, deputy project scientist for ALMA — the Atacama Large Millimeter/submillimeter Array project in Chile. ALMA is expected to be the world's biggest and most powerful observatory in the world.
Three U.S.-born scientists won the Nobel Prize in physics on Tuesday for their studies of exploding stars that revealed that the expansion of the universe is accelerating. The three will share $1.5 million.
Ralph Steinman won the Nobel Prize for medicine days after he died of cancer. However, the Nobel committee, which typically only awards the prize to living scientists, didn't know Steinman had passed away.
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