Solids are supposed to be the reliable state of matter.
In the phenomenon known as supersolidity, solid helium flows through itself. Shane L. JohnsonSUPER HELIUM Under normal conditions, helium-4 is a gas, but at temperatures close to absolute zero it can exist in other phases. A superfluid phase has long been studied; scientists are now exploring its probable supersolid phase.
Log in
Subscribers, enter your e-mail address for full access to the Science News archives and digital editions.
