Get smart curated videos delivered to your inbox every week.      
The Kid Should See This

Why Do Hot Things Glow?

Why Do Hot Things Glow? HeadSqueeze‘s Greg Foot answers the question with a bit of animated help.

There are more atoms and a diverse set of vibration videos in the archives. 

Thanks, John Oxton-King.

This award-winning video collection is reader-supported. Become a sustaining member to keep TKSST online and free for everyone, including teachers and parents who use it as a resource to spark learning and curiosity for kids.

🌈 Watch these videos next...

How is black fire made?

Rion Nakaya

Kawah Ijen volcano & The Mystery of the Blue Flames

Rion Nakaya

Spectroscopy of Stars – Wonders of the Universe

Rion Nakaya

The Beauty of Flames

Rion Nakaya

How do firefighters combat and control wildfires?

Rion Nakaya

(NH4)2Cr2O7! Ammonium Dichromate Volcano

Rion Nakaya

Rhino Keepers for a Day

Rion Nakaya

What’s the chemistry and physics of a flame?

Rion Nakaya

Match burning in slow motion

Rion Nakaya