Horses were one-shot weapons

From Lindybeige. Cavalry horses might not have been as useful as you think. The more experienced the warhorse, the worse it might perform in the fray. Many thanks to those who invited me and looked after me at Evesham, and fed me nice food, and thanks to my volunteer cameraman, and to the cunning AI…

I bought a ray gun

From NileRed. This ray gun is an x-ray fluorescence (XRF) gun that blasts things with x-rays to determine what it’s made of. This works because when something is blasted with x-rays, it emits x-rays back that are unique to the elements that it’s made of. #shorts

Summer Road Trip | SciShow Tangents Compilation

From SciShow Tangents. Summer is just around the corner, with all its golden-hued evenings, icy-cold treats, groovy music, and winding roads laden with promises of adventure. If you’re heading out on an epic summer road trip, bring this Tangents compilation along for the ride and squeeze in some learning between roadside attractions and snack stops!…