A problem worth its weight in salt
Pictures of Jupiter's moon Europa taken by the Galileo space probe between 1995 and 2003 support the possibility that Europa's surface has plate tectonics. In fact, scientists think it could b…
density
3 posts
Neutron stars
When the hype for the announcement of the previous GW detection was ramping up, I had a feeling LIGO was about to announce the detection of a neutron-star collision. It wasn't to be – but in my ex…
Rocky exoplanets only get so big before they get gassy
By the time the NASA Kepler mission failed in 2013, it had gathered evidence that there were at least 962 exoplanets in 76 stellar systems, not to mention the final word is awaited on 2,900 more. In t…