How does gravity bend the path of light? Does it seriously act like a lens or is that just a metaphor?
Tag Archives | Ask A Spaceman
What strange creatures inhabit the so-called “particle zoo”? Why is it a zoo instead of something simpler?
Spend six dark nights journey to the stars, hosted by astrophysicist Paul Sutter.
How does degeneracy pressure work? What kinds of particles exist below the level of neutrons?
What powers a quasar? Just how strong is a blazar?
What’s the idea behind the holographic principle? What does it have to do with black holes and the early universe?
Why is it tough to become a scientific researcher? What are some of the barriers in the field?
What in the world is metallic hydrogen? What does it even mean?