Voting for this episode is now closed. Would you like to vote on the most recent poll?
I pulled three questions from my jar. Which question do you want to explore next week?
What are you curious about?
Every week, Doug pulls three questions from his jar and chooses one to answer in a short video.
How can we help you?
Please wait…
This video is having trouble loading. You may have lost your Internet connection.
Step 1: Click to Reload this page
Step 2: Click to
Try our other video player
Step 3: contact support if trouble persists.
Or,
dismiss this message.
Full Screen
Exit Full Screen
Full Screen
Exit Full Screen
Please wait…
This video is having trouble loading. You may have lost your Internet connection.
Step 1: Click to Reload this page
Step 2: Click to
Try our other video player
Step 3: contact support if trouble persists.
Or,
dismiss this message.
Full Screen
Exit Full Screen
Full Screen
Exit Full Screen
Full Screen
Exit Full Screen
Please wait…
This video is having trouble loading. You may have lost your Internet connection.
Step 1: Click to Reload this page
Step 2: Click to
Try our other video player
Step 3: contact support if trouble persists.
Or,
dismiss this message.
Full Screen
Exit Full Screen
This water is so salty that people float in it without even
trying! Do you think something REALLY heavy will float?
Full Screen
Exit Full Screen
Please wait…
This video is having trouble loading. You may have lost your Internet connection.
Step 1: Click to Reload this page
Step 2: Click to
Try our other video player
Step 3: contact support if trouble persists.
Or,
dismiss this message.
Check it out! Even with a heavy rock on top of
him, this person can still float!
Full Screen
Exit Full Screen
Please wait…
This video is having trouble loading. You may have lost your Internet connection.
Step 1: Click to Reload this page
Step 2: Click to
Try our other video player
Step 3: contact support if trouble persists.
Or,
dismiss this message.
Salt can help other things float too! Try this: drop an egg
in water and it sinks. Add salt to the water—it floats!
Full Screen
Exit Full Screen
Please wait…
This video is having trouble loading. You may have lost your Internet connection.
Step 1: Click to Reload this page
Step 2: Click to
Try our other video player
Step 3: contact support if trouble persists.
Or,
dismiss this message.
Full Screen
Exit Full Screen
You know that farmers raise animals or grow plants, but
SALT farms exist too. What do you think those look like?
Full Screen
Exit Full Screen
Please wait…
This video is having trouble loading. You may have lost your Internet connection.
Step 1: Click to Reload this page
Step 2: Click to
Try our other video player
Step 3: contact support if trouble persists.
Or,
dismiss this message.
Hint: if salt water dries up (evaporates), it leaves salt
behind like this! Does this give you any ideas?
Full Screen
Exit Full Screen
Please wait…
This video is having trouble loading. You may have lost your Internet connection.
Step 1: Click to Reload this page
Step 2: Click to
Try our other video player
Step 3: contact support if trouble persists.
Or,
dismiss this message.
Here’s a salt farm! When ocean water dries up, salt is
left behind. The salt in your kitchen comes from here!
Full Screen
Exit Full Screen
Please wait…
This video is having trouble loading. You may have lost your Internet connection.
Step 1: Click to Reload this page
Step 2: Click to
Try our other video player
Step 3: contact support if trouble persists.
Or,
dismiss this message.
Full Screen
Exit Full Screen
Please wait…
This video is having trouble loading. You may have lost your Internet connection.
Step 1: Click to Reload this page
Step 2: Click to
Try our other video player
Step 3: contact support if trouble persists.
Or,
dismiss this message.
Hmm…all of these animals are licking rocks! Why do
you think they’re doing this? What is on the rocks?
Full Screen
Exit Full Screen
Please wait…
This video is having trouble loading. You may have lost your Internet connection.
Step 1: Click to Reload this page
Step 2: Click to
Try our other video player
Step 3: contact support if trouble persists.
Or,
dismiss this message.
They’re licking salt off of rocks! Animals and people need
some salt to survive. A farmer gave this lamb a salt block!
Full Screen
Exit Full Screen
Please wait…
This video is having trouble loading. You may have lost your Internet connection.
Step 1: Click to Reload this page
Step 2: Click to
Try our other video player
Step 3: contact support if trouble persists.
Or,
dismiss this message.
Full Screen
Exit Full Screen
Check out this pink lake in Australia! This lake has tons
of salt in it. But why would a salty lake be pink? Any ideas?
Full Screen
Exit Full Screen
Please wait…
This video is having trouble loading. You may have lost your Internet connection.
Step 1: Click to Reload this page
Step 2: Click to
Try our other video player
Step 3: contact support if trouble persists.
Or,
dismiss this message.
Look at the water under a microscope. See the tiny pink
creatures? They love salt, and make the water look pink!
Full Screen
Exit Full Screen
Please wait…
This video is having trouble loading. You may have lost your Internet connection.
Step 1: Click to Reload this page
Step 2: Click to
Try our other video player
Step 3: contact support if trouble persists.
Or,
dismiss this message.
Full Screen
Exit Full Screen
Please wait…
This video is having trouble loading. You may have lost your Internet connection.
Step 1: Click to Reload this page
Step 2: Click to
Try our other video player
Step 3: contact support if trouble persists.
Or,
dismiss this message.
What kind of birds are these? (You’ve seen them
before, but something seems different…)
Full Screen
Exit Full Screen
They’re flamingos! Their feathers only turn pink IF they
eat a certain thing. Can you guess what they eat?
Full Screen
Exit Full Screen
Please wait…
This video is having trouble loading. You may have lost your Internet connection.
Step 1: Click to Reload this page
Step 2: Click to
Try our other video player
Step 3: contact support if trouble persists.
Or,
dismiss this message.
Flamingos eat the tiny pink creatures that love salt!
So, salt gives us bright pink flamingos!
Full Screen
Exit Full Screen
Full Screen
Exit Full Screen
Please wait…
This video is having trouble loading. You may have lost your Internet connection.
Step 1: Click to Reload this page
Step 2: Click to
Try our other video player
Step 3: contact support if trouble persists.
Or,
dismiss this message.
Full Screen
Exit Full Screen
Is the video not playing properly?
Please follow these steps:
- Very rarely a video will fail to completely load in your browser. Try to reload this page to see if that fixes the problem.
- If reloading does not help, try our other video player .
- If the video still fails to play, open this video in a new tab and please let us know you’re having trouble. We want to fix this issue for you.
Why is the ocean salty?
Watch the video to discover the answer and don't forget to vote for next week's question. There are mysteries all around us. Have fun and stay curious!
This episode is locked
Invite 5 or more friends and we'll unlock all previous episodes as a thank you!
Locked
6:10
Why is the sky blue?
Locked
4:41
Why do we call them doughnuts?
Locked
5:16
Could a turtle live outside its shell?
