-
Contents
- Mystery Meteorite: The case for (and against) a rock from Mercury
- Hard Times for Theorists in a Post-Higgs World: The Large Hadron Collider’s big success leaves no clear avenue for new physics
- In the Eye of the Tiger: Global spread of Asian tiger mosquito could fuel outbreaks of tropical disease in temperate regions
- subscribe
- give a gift
- renew
- RSS Feeds
- email alerts
- Digital Edition
- Podcast
- Past issues
-
Contents
- Cool Jobs: Moved by life: Biologically inspired robots travel — naturally
- Infection time: Disease is more severe when it hits in the morning, at least in mice
- Explainer: Our bodies’ internal clocks: Biological clocks determine hunger, sleepiness and other daily rhythms
After finding that a gravitational interaction with Jupiter could cause a young Earth to crash into Venus, researchers decided to offer Jupiter a separate partner. Models suggest the ejection of an extra ice giant (gray) could help the Earth survive. The extra giant also helps explain Jupiter’s and Saturn’s current orbits.
Source: K. Batygin et al/Astrophysical Journal Letters 2012, adapted with permission of the AAS
-
Even if science can’t make life longer, perhaps a pill can make a long life better
-
The gene patenting decision from a plaintiff’s point of view
-
With everyday materials, two research teams conceal ordinary objects
-
In mating display, male birds match moves to songs
-
Coverage of the 2013 American Association for the Advancement of Science meeting
-
The Year in Science 2012
-
Three-part series on the scientific struggle to explain the conscious self
-
Tables of contents, columns and FAQs on SN Prime for iPad
-
-
By Leila Schneps and Coralie Colmez
Review by Janet Raloff
Please alert Science News to any inappropriate posts by clicking the REPORT SPAM link within the post. Comments will be reviewed before posting.
You must register with Science News to add a comment. To log-in click here. To register as a new user, follow this link.