News tagged with changing shape

Candidate most massive binary star identified

Astronomers have observed a binary star that potentially weighed 300 to 400 solar masses at birth. The present day total mass of the two stars is between 200 and 300 times that of the Sun, depending on its ...

Apr 17, 2013
4.7 / 5 (7) 0 | with audio podcast

Shape-shifting alloys hold promise

Imagine untwisting a finger-size spring, then holding the flame from a lighter underneath the unraveled section. Like magic, it twirls itself into a spring again because the metal alloy remembered its original ...

Aug 27, 2013
4.8 / 5 (5) 0 | with audio podcast