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The National Academy of Sciences's Public Engagement Testbed The Koshland Science Museum closed on November 27, 2017. Find out more at labx.org

The work of the museum is now carried out through LabX, a public engagement program of the National Academy of Sciences.

06/06/2026

Jam-making science explained! From pectin's thickening power to achieving the perfect spreadable texture. See why your PB&J relies on this crucial ingredient. Full episode on YouTube!

06/05/2026

Making delicious jam involves a rolling boil to preserve the fruit. This process ensures your jam stays tasty for a long time! Watch the full episode on our YouTube channel to see the jam making in action.

06/04/2026

Want to make your own blueberry jam at home? 🫐

In our latest Chemists in the Kitchen recipe video, we show you how to turn simple ingredients into a delicious homemade jam using blueberries, sugar, lemon juice, and pectin.

If you watched our recent episode on the chemistry of jam, this recipe puts that science into practice. See how the ingredients come together to create the perfect spreadable texture.

Watch the recipe here: https://ow.ly/rOqi50Z6I0R

Have you ever made homemade jam before? Let us know your favorite fruit in the comments!

06/03/2026

Making blueberry jam? See the science behind setting the perfect texture using pectin, acid, and sugar! We're smashing berries and discussing the chemical reactions. Watch the full episode on our YouTube channel!

06/02/2026

Making jam? Learn the science behind it! We're testing pectin, sugar, and acid to achieve that perfect gel consistency. Plus, discover the freezer test and the fascinating line spread test to ensure your jam is ready for jarring. Watch the full episode on our YouTube channel!

06/01/2026

Struggling with jam that won't set? It's all about the sugar, acid, and pectin balance! We're diving deep into the science behind perfect jam set, explaining how pectin works and how adding acid or even calcium can make all the difference. Full tutorial on our YouTube channel!

05/31/2026

Jam making 101: Know when it's ready! If bubbles persist after stirring, it's almost there. For a final check, drop a bit on a frozen plate – it shouldn't run!

05/30/2026

Making blueberry jam from scratch! We're smashing blueberries and letting the heat release all their goodness. This recipe is from the National Center for Home Preservation. Watch the full episode on our YouTube channel!

05/29/2026

Mechanical engineering in action! Watch as we smash, boil, and thicken our way to a perfect jam using pectin. Discover the science behind setting the gel! For the full episode, check out our YouTube channel.

05/19/2026

Destroy Boys x LabX Out Loud is officially live.

Filmed at The Recording Club in Los Angeles, this collaboration blends a full live performance with conversations about black holes, cosmic “reverb,” and the strange physics hidden inside sound itself.

The session is part of LabX Out Loud — a project by LabX, a program of the National Academy of Sciences — that brings scientists directly into music and culture alongside artists and creators.

Watch the full session here: https://ow.ly/bg8r50Z1QfY

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