How far can sound travel through space, since it’s so empty? Is there an echo in space? – Jasmine, age 14, Everson, Washington In space, no one can hear you scream. You may have heard this saying.

The Nature of Sound blends science, music, and storytelling to explore how sound works, where it comes from, and why it matters. DEA administrator says it's an "all hands approach" amid huge Coast ...