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Scientists propose new way to find aliens — and we may already have a spacecraft that can help
Scientists say amino acids produced by life are distributed differently and more diversely than amino acids produced by ...
For decades, the search for life beyond Earth has revolved around a key question: What molecules should scientists be looking ...
Color film technology carries a complicated and often overlooked history of racial bias in how it was designed and calibrated ...
National security, unlocked. Each Thursday, host Mary Louise Kelly and a team of NPR correspondents discuss the biggest national security news of the week. With decades of reporting from battlefields ...
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