Science Fail: Shaky Assumptions Topple Long-Held Notions

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.

Small Planetary Bodies Unexpectedly Active

You would think things would have cooled down after 4.5 billion years. That's not what planetary scientists are observing.

Activity on Planets Suggests Youth

Can these processes really have gone on for billions of years?

Rosetta Mission Crashes Into Comet Theories

The historic Rosetta mission has ended with a crash landing. How has it changed ideas about comets?

How Long Can Comets Bust Up and Re-form?

If comets repeatedly break up and re-coagulate, how long could that recur?

Surprising Youth in the Solar System

Four solar system objects in the news look young, not billions of years old.

Inventing Stars, Solar Systems and Universes

Always look into the methods used when scientists speak confidently about models for making things appear out of nowhere.

Entropy in Space Seen at All Scales

Entropy at all scales: clearly seen. Creation of order: not so much.

Origin of Life for Dummies

Readers can decide if these news stories on the origin of life represent smart science or not.

Solar System Reversals

The planets keep going around, but theories about them often stop and go backward or sideways. When nothing else works, send in the impactors!

First Rosetta Science Results Are Surprising

The first suite of science papers from the Rosetta mission has been published, giving new insights about comets.

Astrobiology Has No Bio

When you take the "bio" out of astrobiology, what do you get? Is it still a science?

Comet Ocean Theory Debunked

Data from the Rosetta mission debunk the notion that comets brought Earth's ocean water. Now they're hoping asteroids could have.

Saturn Rescues Earth: Outer Planet Wonders

How Saturn saved the Earth, and other news from the ringed planet, its family, and other bodies in the outer solar system.

Comet Lander Working, But Not Optimal

Rosetta's Philae lander hopped twice before landing in the shade in a tilted position, but the instruments are working.
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