The three vertices of the iron triangle collapse into one vertex of the Agile triangle called constraints.
Toddlers examine their toes, make faces in the mirror, turn in a circle until they get dizzy and collapse into giggles.
The dark matter star would collapse into a black hole. "Then the neutron star won't be able to survive anymore, and it'll collapse too," says Fairbairn.
Most astrophysicists accept that this is the case, since according to general relativity, any concentration of matter of sufficient density must necessarily collapse into a black hole.
After Somalia's collapse into civil war in 1991, some Somalis began to steal the odd small fishing boat.
When hit by a snowball, the snowmen and igloos disappear in a puff of powder, the penguins flip upside down with a quack, and the robots collapse into a heap of metal.
Do you find yourself so tired from taking care of a house full of kids and your elderly parent or disabled spouse that you collapse into bed exhausted at the end of the day?
But stretch a topic too far and usually it will collapse into irrelevancy.
We are all exhausted and collapse into our dorms - but are woken suddenly by a fire alarm.
It is their job to make sure Paris doesn't collapse into the quarries that riddle its foundations.
