Astronomy
Jupiter’s Incredible Shrinking Spot
Earth’s meteorology could explain what’s behind the great red whorl’s waning.
Life Lessons from Hell-House Venus
How our inhospitable neighbor can help us find life elsewhere.
Nine Rebel Astronomy Theories That Went Dark
Bright ideas from astronomy’s biggest stars haven’t always worked out.
Doubts Grow About the Biosignature Approach to Alien-Hunting
Recent controversies bode ill for the effort to detect life on other planets by analyzing the gases in their atmospheres.











