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Bits of Famous, Lost (and Fake) 'Flying Saucer' Turn Up in British Science Museum
February 17, 2018 | ArticleThe flying saucer's copper bottom was covered in hieroglyphics, very much like the saucer discovered in Roswell, New Mexico.
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Animation Tool Helps Alien-Hunting Scientists Track a Planet's Habitable Zone
February 14, 2018 | ArticleA planet orbiting in the "habitable zone" of its parent star may host a critical ingredient for life as we know it. But what if the habitable zone is unstable? Can life still thrive there?
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Life Detection on Mars: Are Red Planet Protocols in Place?
February 09, 2018 | ArticleFinding evidence for life on Mars has been a decades-long ambition for NASA, which has spent billions of dollars to send machines wheeling over, poking and probing the Red Planet.
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Portable DNA Sequencer Searches for Life in Extraterrestrial-Like Conditions
January 28, 2018 | ArticleDuring tests in the Canadian Arctic, a portable DNA sequencer searched for microbes in conditions like those thought to exist on Enceladus, Europa, and Mars.
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'Search for Extraterrestrial Intelligence' Needs a New Name, SETI Pioneer Says
January 25, 2018 | ArticleSETI pioneer Jill Tarter thinks the "search for extraterrestrial intelligence" needs to undergo a rebranding.
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Alien Life Hunt: Oxygen Isn't the Only Possible Sign of Life
January 24, 2018 | ArticleAlien-life hunters shouldn't focus too narrowly on oxygen when scanning the atmospheres of exoplanets, a new study stresses.
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Next Stop, Mars? Life-Detection Gear Passes Test on Earth
January 23, 2018 | ArticleA small, lightweight life-detection package has passed a key trial here on Earth, suggesting that it could someday hunt for microbes on Mars or the ocean moons of the outer solar system, researchers say.
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In the Search for Alien Life, 'Everyone Is an Astrobiologist'
January 22, 2018 | ArticleMary Voytek, NASA's senior scientist for astrobiology, must grapple with the interdisciplinary nature of the search for life elsewhere in the universe.
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Mysterious Radio Blasts from a Distant Galaxy Draw Attention of Alien Hunters
January 11, 2018 | ArticleRepeating bursts of radio waves coming from a distant dwarf galaxy probably aren't signals from an extraterrestrial civilization, but that hasn't stopped a group of E.T. hunters from investigating.
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How Phosphorus Helped Oxygenate Earth's Atmosphere
January 09, 2018 | ArticleLife in Earth's oceans may have had a slow start because phosphorus — a key nutrient of life — was not recycled through the biosphere fast enough.
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