The “Disease” That Struck Medieval Church Organs

Thanks to Brilliant for supporting this episode of SciShow. Go to Brilliant.org/SciShow to learn more. [ ♪INTRO ] During long, cold winters in medieval Europe, there was something […]

More Details

Nitroglycerin: Explosive Heart Medication

[Theme song] Imagine a substance so potent that depending on how you use it, it could blow you to pieces, or it could save your life. This stuff […]

More Details

Why Do Heart Cells Turn into Bone?

Minerals like calcium and phosphate keep your bones tough and rigid, so your limbs can be attached properly, and your body’s not just a squishy mess of tissue. […]

More Details

The Key to an Artificial Heart … and Open-Heart Surgery

[♪ INTRO] When you think about it, it’s kind of mind-blowing that open-heart surgery is even a thing. In most of these surgeries, doctors crack open the patient’s […]

More Details

5 Weird Things Your Blood Can Tell You

This episode of SciShow is sponsored by Brilliant! Go to Brilliant.org/SciShow to learn more. [♪ INTRO] It usually isn’t possible to simply glance at a sick person and […]

More Details

Your Asthma and Allergies Aren’t Causing Mental Illness

[ INTRO ] Earlier this week, you might’ve noticed headlines about how having asthma or hay fever can increase your risk of developing a mental illness. But you […]

More Details

Could a Vaccine Prevent Type 1 Diabetes?

[♪ INTRO] Measles, mumps, and polio, these are things we can prevent with a vaccine. But scientists are looking to add a surprising entry to that list: Type […]

More Details

Can You Actually Die from a Broken Heart?

[♩INTRO] It sounds like a scene from a soap opera: someone loses their soul mate, then passes away in the night, seemingly from a broken heart. But it’s […]

More Details