How Shaking Unmixes Your Breakfast Cereal

From SciShow. Have you ever wondered why all the tasty parts of your box of cereal rise to the top? There’s a lot of physics behind why mixtures can sometimes un-mix themselves, and if you use it to steal all the marshmallows, we won’t tell. Hosted by: Stefan Chin (he/him) ———- Support us for $8/month…

Trees Are All Dead Inside (And That’s a Problem)

From SciShow. Trees are dead inside. It’s true: the xylem tissue that supports their trunks technically isn’t alive. Archaeologists hate that because this problem, the old wood problem, can cause carbon dating to be off by hundreds of years. Hosted by: Savannah Geary (they/them) ———- Support us for $8/month on Patreon and keep SciShow going!…

Poop Treats Parkinson’s (and Allergies, and MS, and Liver Disease, and…)

From SciShow. Fecal transplants are often associated with treating intestinal issues, but they have uses far beyond that. In this List Show, we explore five surprising conditions they improve. Hosted by: Hank Green (he/him) ———- Support us for $8/month on Patreon and keep SciShow going! https://www.patreon.com/scishow Or support us directly: https://complexly.com/support Join our SciShow email…

Did Vikings Use These Crystals To Navigate?

From SciShow. The Vikings were renowned navigators at a time before magnetic compasses were invented. So how’d they manage it? Their secret may have been these pretty-pointed crystals of calcite called Iceland spar, and this month’s SciShow Rocks Box subscribers will get to try this out for themselves! Hosted by: Stefan Chin (he/him) ———- Support…

The REAL Science of Groundhogs

From SciShow. Visit https://brilliant.org/scishow/ to get started learning STEM for free. The first 200 people will get 20% off their annual premium subscription and a 30-day free trial. Groundhogs are famous in North America for "predicting" when spring will come (and also that Bill Murray movie). But while they might make for terrible meteorologists, they…