Space
We summarize the week's science breakthroughs every Thursday.
- Ecosystems
Windy with a chance of weevils
Scientists have traced the reappearance of cotton pests in west-central Texas to a tropical storm.
- Space
Europa’s proposed ocean could be rich in oxygen
A proposed ocean on Jupiter’s moon Europa may receive about 100 times more oxygen than previously estimated.
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- Space
Moon crash delivers no obvious plume
But the two impacts still yield data that could help in search for water
- Planetary Science
Award named for late Science News writer
Jonathan Eberhart's name lives on in a new planetary-sciences award.
- Space
Ice confirmed on an asteroid
Reporting from the American Astronomical Society meeting in Puerto Rico, planetary scientists confirm, for the first time, the presence of frozen water on an asteroid.
- Space
Jupiter’s second greatest hit
Features of a bruise in the Jovian atmosphere suggest an asteroid may be what pummeled the planet this summer.
- Space
Largest known planetary ring discovered
Researchers have found a dusty band that circles Saturn and has a radius of more than 12 million kilometers.
- Space
Water on the moon: How much?
Ron Cowen reports from the annual meeting of the American Astronomical Society’s Division for Planetary Sciences.
- Space
Inspecting an asteroid that hit Earth
Researchers have analyzed fragments from 2008 TC3, the first asteroid ever tracked during its descent.
- Health & Medicine
Measuring citations: Calculations can vary widely
Depending on how citation tallies will be used, it may pay to cherry pick the appropriate counting house.
- Space
Universe has more entropy than thought
New calculations suggest that the cosmos is more disorderly than thought and is a bit closer to heat death.
