In 2024, NASA plans to send the first humans to the Moon (well, around the Moon) in over 50 years ago. And in order to get the necessary oomph to hurl those astronauts over there, NASA will be using its most powerful rocket ever: the controversial Space Launch System. Check out our rocket pin of the month over at https://store.dftba.com/collections/scishow/products/scishow-pin-of-the-month-december-nasas-space-launch-system...

When you get two doses of a vaccine, you might assume that it doesn't matter which arm gets the shots. But some evidence suggests that it does. Hosted by: Stefan Chin (he/him) ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Huge thanks go to the following Patreon supporters for helping...

Thank you to Trade Coffee for sponsoring this episode. Go to https://drinktrade.com/scishowoffer to get a free bag of coffee with any subscription purchase. It's more than climate change putting coastal cities at risk of catastrophic flooding. Subsidence, or sinking, affects cities as they pump out groundwater to use. The solution might be as simple...

Right now, LMNT is offering SciShow viewers a free sample pack with any order. That’s 8 single serving packets free with any LMNT order. It’s a great way to try all 8 flavors or share with a friend! Get yours at https://DrinkLMNT.com/SciShow. Most humans might be right-handed, but plenty of other animals have a preferred hand (or whatever they've...

One day, the world may partially run on clean hydrogen fuel. But a big barrier to that future is just how darn difficult it is to store hydrogen for later use. So one team of scientists have proposed making hydrogen "batteries" out of something we want to stop using as fuel: coal. Hosted by: Reid Reimer (he/him) ---------- Support SciShow by...

Cranberries are a well-known home remedy for UTIs, but does science support the claim that these guys can stave off an infection? A recent meta-analysis might have gotten us closer to the answer. Hosted by: Niba Audrey Nirmal (she/her) Jesslyn Shields : Writer Courtney Tern : Fact Checker Amy Peterson: Script Editor Stefan Chin: Editor...