diff --git a/explore/sounds.markdown b/explore/sounds.markdown
index 5851b5a..1bb9522 100644
--- a/explore/sounds.markdown
+++ b/explore/sounds.markdown
@@ -19,7 +19,7 @@ strong enough to detect on Earth. The sound produced will be a single,
simple tone.
{% include sound-described.html
- src="sound/Periodic.wav"
+ src="/sound/Periodic.wav"
type="audio/x-wav"
description="The steady tone of a pulsar, spinning almost
endlessly in space"
@@ -35,7 +35,7 @@ settles back down to its quiet, simple state, it will shake off
gravitational waves.
{% include sound-described.html
- src="sound/Ringdown_10_0.7.wav"
+ src="/sound/Ringdown_10_0.7.wav"
type="audio/x-wav"
description="The gently fading ringing of a black hole ten times
more massive than our own Sun, as it settles down after a
@@ -43,7 +43,7 @@ gravitational waves.
%}
{% include sound-described.html
- src="sound/Ringdown_20_0.7.wav"
+ src="/sound/Ringdown_20_0.7.wav"
type="audio/x-wav"
description="A black hole twenty times more massive than our own
Sun"
@@ -51,28 +51,28 @@ gravitational waves.
{% include sound-described.html
- src="sound/Ringdown_40_0.7.wav"
+ src="/sound/Ringdown_40_0.7.wav"
type="audio/x-wav"
description="A black hole forty times more massive than our own
Sun"
%}
{% include sound-described.html
- src="sound/Ringdown_10_0.998.wav"
+ src="/sound/Ringdown_10_0.998.wav"
type="audio/x-wav"
description="A quickly-spinning black hole ten times more massive
than our own Sun"
%}
{% include sound-described.html
- src="sound/Ringdown_20_0.998.wav"
+ src="/sound/Ringdown_20_0.998.wav"
type="audio/x-wav"
description="A quickly-spinning black hole twenty times more
massive than our own Sun"
%}
{% include sound-described.html
- src="sound/Ringdown_40_0.998.wav"
+ src="/sound/Ringdown_40_0.998.wav"
type="audio/x-wav"
description="A quickly-spinning black hole forty times more
massive than our own Sun"
@@ -92,7 +92,7 @@ behavior here.
{% include sound-described.html
- src="sound/Inspiral.wav"
+ src="/sound/Inspiral.wav"
type="audio/x-wav"
description="The meeting of two black holes, each ten times as
massive as the Sun"
@@ -109,20 +109,20 @@ observations of the system.
{% include sound-described.html
- src="sound/A.wav"
+ src="/sound/A.wav"
type="audio/x-wav"
description="The progressively closer encounter of two black holes"
%}
{% include sound-described.html
- src="sound/C.wav"
+ src="/sound/C.wav"
type="audio/x-wav"
description="The knocking inspiral of two black holes, as their
orbit draws them closer and closer"
%}
{% include sound-described.html
- src="sound/E.wav"
+ src="/sound/E.wav"
type="audio/x-wav"
description="The chirping inspiral of two black holes"
%}
@@ -137,7 +137,7 @@ waves should also be very powerful.
{% include sound-described.html
- src="sound/Supernova.wav"
+ src="/sound/Supernova.wav"
type="audio/x-wav"
description="The brief thud of a supernova's gravitational waves"
%}
@@ -145,7 +145,7 @@ waves should also be very powerful.
### The First Moments
{% include sound-described.html
- src="sound/Stochastic.wav"
+ src="/sound/Stochastic.wav"
type="audio/x-wav"
description="The \"white noise\" of our Universe's early life"
%}
@@ -153,7 +153,7 @@ waves should also be very powerful.
### Exotic Possibilities
{% include sound-described.html
- src="sound/Cusp.wav"
+ src="/sound/Cusp.wav"
type="audio/x-wav"
description="The cracking whip of a cosmic string"
%}
@@ -175,7 +175,7 @@ high-pitched noise.
{% include sound-described.html
- src="sound/h.mp3"
+ src="/sound/h.mp3"
type="audio/mpeg"
description="The tremendous racket of the world's most sensitive microphone"
%}
diff --git a/explore/sound/A.wav b/sound/A.wav
similarity index 100%
rename from explore/sound/A.wav
rename to sound/A.wav
diff --git a/explore/sound/C.wav b/sound/C.wav
similarity index 100%
rename from explore/sound/C.wav
rename to sound/C.wav
diff --git a/explore/sound/Cusp.wav b/sound/Cusp.wav
similarity index 100%
rename from explore/sound/Cusp.wav
rename to sound/Cusp.wav
diff --git a/explore/sound/E.wav b/sound/E.wav
similarity index 100%
rename from explore/sound/E.wav
rename to sound/E.wav
diff --git a/explore/sound/H.wav b/sound/H.wav
similarity index 100%
rename from explore/sound/H.wav
rename to sound/H.wav
diff --git a/explore/sound/Inspiral.wav b/sound/Inspiral.wav
similarity index 100%
rename from explore/sound/Inspiral.wav
rename to sound/Inspiral.wav
diff --git a/explore/sound/Periodic.wav b/sound/Periodic.wav
similarity index 100%
rename from explore/sound/Periodic.wav
rename to sound/Periodic.wav
diff --git a/explore/sound/Ring.wav b/sound/Ring.wav
similarity index 100%
rename from explore/sound/Ring.wav
rename to sound/Ring.wav
diff --git a/explore/sound/Ringdown_10_0.7.wav b/sound/Ringdown_10_0.7.wav
similarity index 100%
rename from explore/sound/Ringdown_10_0.7.wav
rename to sound/Ringdown_10_0.7.wav
diff --git a/explore/sound/Ringdown_10_0.998.wav b/sound/Ringdown_10_0.998.wav
similarity index 100%
rename from explore/sound/Ringdown_10_0.998.wav
rename to sound/Ringdown_10_0.998.wav
diff --git a/explore/sound/Ringdown_20_0.7.wav b/sound/Ringdown_20_0.7.wav
similarity index 100%
rename from explore/sound/Ringdown_20_0.7.wav
rename to sound/Ringdown_20_0.7.wav
diff --git a/explore/sound/Ringdown_20_0.998.wav b/sound/Ringdown_20_0.998.wav
similarity index 100%
rename from explore/sound/Ringdown_20_0.998.wav
rename to sound/Ringdown_20_0.998.wav
diff --git a/explore/sound/Ringdown_40_0.7.wav b/sound/Ringdown_40_0.7.wav
similarity index 100%
rename from explore/sound/Ringdown_40_0.7.wav
rename to sound/Ringdown_40_0.7.wav
diff --git a/explore/sound/Ringdown_40_0.998.wav b/sound/Ringdown_40_0.998.wav
similarity index 100%
rename from explore/sound/Ringdown_40_0.998.wav
rename to sound/Ringdown_40_0.998.wav
diff --git a/explore/sound/Stochastic.wav b/sound/Stochastic.wav
similarity index 100%
rename from explore/sound/Stochastic.wav
rename to sound/Stochastic.wav
diff --git a/explore/sound/Supernova.wav b/sound/Supernova.wav
similarity index 100%
rename from explore/sound/Supernova.wav
rename to sound/Supernova.wav
diff --git a/explore/sound/c.mp3 b/sound/c.mp3
similarity index 100%
rename from explore/sound/c.mp3
rename to sound/c.mp3
diff --git a/explore/sound/h.mp3 b/sound/h.mp3
similarity index 100%
rename from explore/sound/h.mp3
rename to sound/h.mp3
diff --git a/explore/sound/inspiral.mp3 b/sound/inspiral.mp3
similarity index 100%
rename from explore/sound/inspiral.mp3
rename to sound/inspiral.mp3
diff --git a/explore/sound/periodic.mp3 b/sound/periodic.mp3
similarity index 100%
rename from explore/sound/periodic.mp3
rename to sound/periodic.mp3
diff --git a/explore/sound/stochastic.mp3 b/sound/stochastic.mp3
similarity index 100%
rename from explore/sound/stochastic.mp3
rename to sound/stochastic.mp3