Philosophy of Science Science Fail: Shaky Assumptions Topple Long-Held Notions October 3, 2017 Science is supposed to be self-correcting, we're told. But when towers of belief are built on assumptions later shown to be false, the consequences can be monumental. CONTINUE READING
Solar System Small Planetary Bodies Unexpectedly Active March 27, 2017 You would think things would have cooled down after 4.5 billion years. That's not what planetary scientists are observing. CONTINUE READING
Solar System Activity on Planets Suggests Youth November 11, 2016 Can these processes really have gone on for billions of years? CONTINUE READING
Solar System Rosetta Mission Crashes Into Comet Theories October 3, 2016 The historic Rosetta mission has ended with a crash landing. How has it changed ideas about comets? CONTINUE READING
Solar System How Long Can Comets Bust Up and Re-form? June 17, 2016 If comets repeatedly break up and re-coagulate, how long could that recur? CONTINUE READING
Solar System Surprising Youth in the Solar System January 26, 2016 Four solar system objects in the news look young, not billions of years old. CONTINUE READING
Astronomy Inventing Stars, Solar Systems and Universes October 31, 2015 Always look into the methods used when scientists speak confidently about models for making things appear out of nowhere. CONTINUE READING
Cosmology Entropy in Space Seen at All Scales October 22, 2015 Entropy at all scales: clearly seen. Creation of order: not so much. CONTINUE READING
Origin of Life 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. CONTINUE READING
Solar System Solar System Reversals February 9, 2015 The planets keep going around, but theories about them often stop and go backward or sideways. When nothing else works, send in the impactors! CONTINUE READING
Solar System First Rosetta Science Results Are Surprising January 26, 2015 The first suite of science papers from the Rosetta mission has been published, giving new insights about comets. CONTINUE READING
Origin of Life Astrobiology Has No Bio December 17, 2014 When you take the "bio" out of astrobiology, what do you get? Is it still a science? CONTINUE READING
Solar System Comet Ocean Theory Debunked December 11, 2014 Data from the Rosetta mission debunk the notion that comets brought Earth's ocean water. Now they're hoping asteroids could have. CONTINUE READING
Solar System Saturn Rescues Earth: Outer Planet Wonders November 22, 2014 How Saturn saved the Earth, and other news from the ringed planet, its family, and other bodies in the outer solar system. CONTINUE READING
Solar System Comet Lander Working, But Not Optimal November 13, 2014 Rosetta's Philae lander hopped twice before landing in the shade in a tilted position, but the instruments are working. CONTINUE READING