When Pulsars Hit The Spin Cycle
Pulsars are dead stars that emit intense beams of radio waves that sweep through space with the regularity of a clock. That’s strange enough but what’s even stranger, they sometimes speed up — in a universe where the norm is for everything to slow down. What could possibly give them the extra energy? S Kumar Mallavarapu, […]
Was Galileo Wrong?
One of the more unbelievable things they tell you in school is that if you drop two objects of different weights they will hit the ground at the same time. Is that really true? Michael Abercrombie, PhD ’16, explains.
Why do some rocks glow?
There’s a small room in Rudolph Hall, at Washington University in St. Louis, that most students walk right past without noticing. But when anyone finds it, they usually insist all their friends come and look as well. It’s one of those special things about the university no student ever forgets, and this is the story […]
Rocks that glow in the dark
There’s a small room in Rudolph Hall that most students walk right past
without noticing. But when anyone finds it, they usually insist all
their friends come and look as well. It’s one of those special things about the university no student ever forgets, and this is the story of how it came to be there.