August 8, 2015
Cassini keeps revealing puzzling phenomena in the Saturn system that challenge traditional theories and date estimates.
Seriously, Ceres and Comets Look Surprising
August 5, 2015
Here are surprises found at asteroid Ceres and Comet 67P by spacecraft arriving there this year.
August 3, 2015
Magnetism is an important force in astronomy, planetary science and life. Here are news items involving magnets and magnetic fields.
Origin of Life for Dummies
August 1, 2015
Readers can decide if these news stories on the origin of life represent smart science or not.
July 29, 2015
Here are some animals, some common and some little-known, whose abilities astonish scientists.
Ski Pluto: Glaciers Are Flowing
July 28, 2015
Planetary scientists are dumbfounded by more evidence of youth at Pluto, both on the surface and in the atmosphere.
You Wouldn't Want to Live on "Earth's Cousin"
July 24, 2015
Despite the hype about another Earth-like exoplanet, Kepler 452b would not be as habitable as Venus.
Lonely Billionaire Throws $100 Million at SETI
July 22, 2015
Yuri Milner gathered the SETI believers and gave them a pile of money to find aliens.
Is Pluto Another Geyser World? "Shocking" Images Baffle Scientists
July 17, 2015
In addition to featureless plains, Pluto may even sport active geysers—with no recourse to tidal heating to power them.
Pluto Is Young
July 15, 2015
The New Horizons science team is stunned by surface features on Pluto and its large moon Charon that cannot be billions of years old.
Pluto Inbound Image Stuns Scientists
July 14, 2015
It's not a featureless orb: Pluto has a whale and a heart. A "complex and nuanced" surface shows that Pluto and its large moon Charon had a history.
Where Are the Earth's Impact Craters?
July 13, 2015
The number of impact craters on Earth is almost negligible compared to Mars and the moon. Can erosion explain this?
Admit It: Mars Is Lifeless
July 11, 2015
How much longer does the public have to be told that Mars "might" have life or space aliens "could" be found soon?
Will Pluto Surprise Scientists?
July 9, 2015
First-time encounters have a long history of shocking planetary scientists with unexpected features. It's about time for Pluto.
Desperately Seeking Life Beyond Earth
July 7, 2015
Earth life cannot be unique. How about you, Mars? Europa, anything? Enceladus? Comet 67P? Please break the silence!