60-Second Space

Leading science journalists provide a daily minute commentary on some of the most interesting developments in the world of astronomy and space exploration. For a full-length, weekly podcast you can subscribe to Science Talk: The Podcast of Scientific American . To view all of our archived podcasts please go to www.scientificamerican.com/podcast

21:02:13 2015-02-23
New evidence points to the evolution of the ability for bacteria to grab nitrogen from the atmosphere some 3.2 billion years ago, about 1.2 billion years earlier than thought—with implications for finding extraterrestrial life. Lee Billings reports
21:01:22 2015-02-17
A dwarf galaxy near the Milky Way may consist of more dark matter than regular matter.* Clara Moskowitz reports
21:01:42 2015-02-10
NASA has to deal with the unexpected financial consequences of robotic missions that just keep going. Lee Billings reports
21:01:40 2015-02-02
The oldest group of terrestrial worlds now known formed some 11.2 billion years ago, more than six billion years before our sun and planets. Clara Moskowitz reports  
21:01:37 2015-01-26
New images from a NASA orbiter reveal Beagle 2’s final resting place. Lee Billings reports
21:01:25 2015-01-16
Australian amateur astronomer Terry Lovejoy’s latest comet find is naked-eye visible in the southeast sky until January 24. Clara Moskowitz reports      
21:01:31 2014-12-31
The company hopes to send up a Falcon 9 rocket and then safely land the discarded first stage for reuse. Lee Billings reports
21:01:37 2014-12-10
John Grunsfeld, the former astronaut who now heads NASA’s Science Mission Directorate, thinks that traveling light could get people to Mars by the 2040s  
21:01:37 2014-12-01
Jupiter's Great Red Spot is its particular crimson shade because of the interaction of ultraviolet light and specific chemical compounds in the gas giant's atmosphere. Lee Billings reports      
21:01:37 2014-11-21
Over the summer researchers identified seven specks of dust returned to Earth by the Stardust spacecraft. But determining their true origin has been difficult. Clara Moskowitz reports
21:01:20 2014-11-04
The Rosetta spacecraft has unexpectedly detected hydrogen sulphide and ammonia coming from Comet Churyumov-Gerasimenko. Lee Billings reports       
21:01:26 2014-10-17
Take part in a citizen-science project by helping researchers track high-energy cosmic rays via a network of smartphone users. Clara Moskowitz reports      
21:01:36 2014-10-09
Astronomers have discovered one of the largest and most complex organic molecules yet in a gaseous star-forming region of interstellar space. Clara Moskowitz reports
21:01:34 2014-09-24
Data from the International Space Station-based Alpha Magnetic Spectrometer experiment supports the idea that dark matter consists of the invisible particles called weakly interacting massive particles, or WIMPs. Clara Moskowitz reports  
21:01:29 2014-09-11
Texas State University astronomer Donald Olson combined solar, tidal and weather data to identify the likely moment of the image in the Monet work Impression, Sunrise      
21:01:23 2014-09-04
Astronomers have identified the Milky Way’s cosmic address—inside the supercluster Laniakea, which means “immense heaven” in Hawaiian. Clara Moskowitz reports
21:01:34 2014-08-24
On August 24th, 1989, the Voyager 2 spacecraft rendezvoused with Neptune, making it the farthest planet to pose for a close-up, a record it still holds today.      
21:01:23 2014-08-13
If intelligent aliens are dumb enough to pollute their atmosphere, NASA’s upcoming James Webb Space Telescope is powerful enough to spot some of the signs on some exoplanets. Clara Moskowitz reports     
21:01:28 2014-07-25
Within a Mars-like laboratory environment, perchlorate salts known to exist on Mars were able to lower the freezing point enough to get ice to turn to liquid water. Clara Moskowitz reports     
21:01:22 2014-07-09
The Cassini probe readies for its final act with new flight patterns that will get unprecedented views of Saturn and culminate in a final dive into the planet's atmosphere. Clara Moskowitz reports     
21:01:18 2014-07-02
A galaxy four billion light-years from us was has three supermassive black holes at its center, with two in a tight formation. Clara Moskowitz reports
21:01:26 2014-06-23
The European Southern Observatory broke ground June 19th to build the world's largest telescope atop the Cerro Armazones mountain in Chile. Clara Moskowitz reports     
21:01:17 2014-06-16
The current solar maximum appears to be weak. But the few previously measured maxes could have been unusually strong. Clara Moskowitz reports     
21:01:18 2014-06-02
A failed dwarf galaxy called the Smith Cloud apparently survived an ancient collision with the Milky Way because of a protective dark matter cloak. Clara Moskowitz reports     
21:01:37 2014-05-28
Pluto has at least five moons and an atmosphere—and now a new analysis places its diameter as bigger than its outer solar system rival, Eris    
21:01:22 2014-05-22
Jupiter's Great Red Spot, once estimated to be 41,000 kilometers across, is just 16,500 kilometers wide in the latest Hubble Space Telescope observations, and the shrinkage seems to be accelerating. Clara Moskowitz reports  
21:01:25 2014-05-15
When a white dwarf passes in front of its binary star system companion every 88 days, it acts like a lens to make the larger star appear brighter to us.  
21:01:38 2014-05-08
The star cluster HVGC-1 had been part of the M87 galaxy, but now it's fleeing that galaxy at more than two million miles per hour. Clara Moskowitz reports  
21:01:27 2014-04-30
A brown dwarf only about three to 10 times Jupiter's mass couldn't get fusion going and now sits freezing in space, in the nearby galactic neighborhood. Clara Moskowitz reports  
21:01:16 2014-04-22
Citizen scientists have helped professional astronomers locate more than 500 million lunar craters by using an app called MoonMappers. Karen Hopkin reports   
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